在《PONS词典》中的词汇
di·rec·tion·al [dɪˈrekʃənəl] 形 不变的
1. directional 无线电:
2. directional (in fashion):
I. sign [saɪn] 名词
1. sign (gesture):
2. sign:
4. sign (polarity sign):
5. sign 占星术 (of the zodiac):
6. sign:
7. sign (trace):
8. sign no pl (sign language):
II. sign [saɪn] 动词 trans
1. sign (with signature):
2. sign (employ under contract):
-
- jdn [vertraglich] verpflichten
3. sign (gesticulate):
4. sign (in sign language):
III. sign [saɪn] 动词 不及物动词
1. sign (write signature):
3. sign (use sign language):
5. sign 计算机 (log in):
-
- unterschreiben <unterschreibt, unterschrieb, unterschrieben>
有关银行业、金融业和保险业的词语（PONS）
sign 动词 trans 经济法
sign 动词 trans 交易处理
有关交通运输业的词语（PONS）
directional sign INFRASTR
有关交通运输业的词语（PONS）
有关交通运输业的词语（PONS）
sign INFRASTR
| I | sign |
|---|---|
| you | sign |
| he/she/it | signs |
| we | sign |
| you | sign |
| they | sign |
| I | signed |
|---|---|
| you | signed |
| he/she/it | signed |
| we | signed |
| you | signed |
| they | signed |
| I | have | signed |
|---|---|---|
| you | have | signed |
| he/she/it | has | signed |
| we | have | signed |
| you | have | signed |
| they | have | signed |
| I | had | signed |
|---|---|---|
| you | had | signed |
| he/she/it | had | signed |
| we | had | signed |
| you | had | signed |
| they | had | signed |
No example sentences available
Try using a different entry.
单语范例（未经PONS编辑处理）
Play yelps are often confused for a sign of pain or distress: the dog not running away after the yelp occurs reveals the ruse.
en.wikipedia.org The invention of the neon sign and its immense popularity not only generated an intense demand for skilled glass workers, but also boosted wages.
en.wikipedia.org The tensor of a negative scalar is the absolute value of the scalar (i.e., without the negative sign).
en.wikipedia.org The first sign of trouble is caused by a flashing neon sign outside his uncovered window.
en.wikipedia.org One must carefully consider semiotics and the evaluation of sign systems to compare cross-cultural norms of communication.
en.wikipedia.org 互联网提供的例句（未经PONS编辑处理）
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www.isp.tf.uni-kiel.de Organic laser on nanopatterned substrates provide a monochromatic excitation, and a directional radiation pattern.
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Organische Laser auf nanostrukturierten Substraten bieten eine monochromatische Anregung sowie eine gerichtete Abstrahlcharakteristik.
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www.strassenleuchten-mit-led.de Directional light is created by the use of reflectors that cause pollution, especially in high losses.
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Gerichtetes Licht entsteht durch Einsatz von Reflektoren, die vor allem bei Verschmutzung hohe Verluste verursachen.
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www.meyersound.de The SB-3F loudspeaker is comprised of 448 one-inch neodymium transducers - each a powerful point source with a wide dynamic range that can accommodate signals with high peak-to-average ratios - that combine to produce a highly directional wavefront that propagates smoothly over long distances with minimal side and rear lobing.
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Der SB-3F Lautsprecher besteht aus 448 1-Zoll Neodymiumwandlern - jeder für sich eine leistungsstarke Punktquelle mit einem großen Dynamikumfang, die Signale mit einem hohen Spitze-/Durchschnitt Verhältnis verarbeiten kann - die zusammen eine stark gerichtete Wellenfront produzieren, die sich auch über weite Strecken weich ausbreitet und nur minimale seitliche und rückwärtige Ausbrüchen aufweist.
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www.uni-koeln.de Such relationships can only be studied by the direct documentation of temporal variability and directional changes, ideally by regular monitoring of permanent plots.
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Dies ist nur durch eine direkte Dokumentation zeitlicher Variabilität bzw. gerichteter Veränderungen möglich, was meist über ein Monitoring erfolgt.
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www.ptb.de In directional / directional geometries ( gonioreflectometry ), the spectral range for diffuse reflection measurements extends from 250 nm to 1850 nm.
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In gerichtet / gerichteten Geometrien ( Gonioreflektometrie ) beträgt der Spektralbereich für diffuse Reflexionsmessungen 250 nm bis 1850 nm.
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