http://www.pons.de/produkte/3-12-517841-X/（牛津大学出版社授权产品）
英语
西班牙语
I. lengthen [美 ˈlɛŋ(k)θən, 英 ˈlɛŋ(k)θ(ə)n, ˈlɛn(t)θən] 动词 trans
II. lengthen [美 ˈlɛŋ(k)θən, 英 ˈlɛŋ(k)θ(ə)n, ˈlɛn(t)θən] 动词 不及物动词
lengthen day/shadow:
在《PONS词典》中的词汇
英语
西班牙语
I. lengthen [ˈleŋθən] 动词 trans
II. lengthen [ˈleŋθən] 动词 不及物动词
1. lengthen (in time):
在《PONS词典》中的词汇
英语
西班牙语
I. lengthen [ˈleŋk·θən] 动词 trans
II. lengthen [ˈleŋk·θən] 动词 不及物动词
1. lengthen (in time):
| I | lengthen |
|---|---|
| you | lengthen |
| he/she/it | lengthens |
| we | lengthen |
| you | lengthen |
| they | lengthen |
| I | lengthened |
|---|---|
| you | lengthened |
| he/she/it | lengthened |
| we | lengthened |
| you | lengthened |
| they | lengthened |
| I | have | lengthened |
|---|---|---|
| you | have | lengthened |
| he/she/it | has | lengthened |
| we | have | lengthened |
| you | have | lengthened |
| they | have | lengthened |
| I | had | lengthened |
|---|---|---|
| you | had | lengthened |
| he/she/it | had | lengthened |
| we | had | lengthened |
| you | had | lengthened |
| they | had | lengthened |
单语范例（未经PONS编辑处理）
They were originally delivered as 3 car sets but were later lengthened to 4 car sets.
en.wikipedia.org In 1963, the track was lengthened to provide for 1/4-mile drag racing.
en.wikipedia.org The trunk is very low to subterranean in young plants, but lengthens above ground with age.
en.wikipedia.org In the early to mid 13th century the transepts were raised, and the chancel was lengthened and raised.
en.wikipedia.org These platforms seen here have also been lengthened to accommodate longer trains.
en.wikipedia.org