不认识认识

hand- 英 [hænd] 　美 [hænd]

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hand-

n. 手，手艺；帮助；指针；插手　 vt. 传递，交给；支持；搀扶　

名词复数:shsasnsds-s　

There is plenty of time for this emotional hand-off.　人类有充足的时间进行这种情感的传递。

Please fasten these tags on your hand-carry luggage.　请把这些标签系在您的手提行李上。

1. There is plenty of time for this emotional hand-off.

人类有充足的时间进行这种情感的传递。
2. Please fasten these tags on your hand-carry luggage.

请把这些标签系在您的手提行李上。
3. Full coverage was very expensive and difficult to achieve, because we had to hand-inspect our code to determine which lines were and were not hit by the test.

完全的覆盖是非常昂贵的并且很难达到，因为我们必须要手工的检查我们的代码以确定哪一行代码没有被测试覆盖到。