http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
I. trace1 [美 treɪs, 英 treɪs] 名词
1.1. trace C or U (indication):
1.2. trace C (small amount):
II. trace1 [美 treɪs, 英 treɪs] 动词 trans
1.1. trace (chart):
1.2. trace (find):
1.3. trace (follow):
1.4. trace (find origin of):
trace element 名词
在《PONS词典》中的词汇
I. trace2 [treɪs] 名词
trace element 名词
I. trace2 [treɪs] 名词
trace element 名词
| I | trace |
|---|---|
| you | trace |
| he/she/it | traces |
| we | trace |
| you | trace |
| they | trace |
| I | traced |
|---|---|
| you | traced |
| he/she/it | traced |
| we | traced |
| you | traced |
| they | traced |
| I | have | traced |
|---|---|---|
| you | have | traced |
| he/she/it | has | traced |
| we | have | traced |
| you | have | traced |
| they | have | traced |
| I | had | traced |
|---|---|---|
| you | had | traced |
| he/she/it | had | traced |
| we | had | traced |
| you | had | traced |
| they | had | traced |