1) They were boring for water.
他们在凿井取水。
2) They are taking sample .
他们在取样。
3) They pumped out water from the well.
他们把井水抽掉。
4) They swam underwater.
他们在水下潜泳。
5) water supply and shaft-sinking
供水凿井
6) He drew water at well
他从井中提取水。
补充资料：他们
1.代词。称自己和对方以外的若干人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条