- 释义：
- n. 线；丝；螺纹；线索
- 例句：
-
The zip sticked because it was caught by a thread.
拉链被线卡住了,拉不动.
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There is a consistent thread running through all these policies.
所有这些政策中贯穿着一条始终如一的主线.
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When you sew up to this end, fasten off the thread.
当你缝到这头时, 把线打个结.
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