1) He was real square
他很保守。
2) He stands to his word.
他很守信用。
3) They are weak in defence.
他们的防守很弱。
4) enjoin him to secrecy
嘱咐他保守秘密
5) They warned him that the ice was thin.
他们警告他冰很保
6) conservation
[英][,kɔnsə'veɪʃn] [美]['kɑnsɚ'veʃən]
保守;守恒
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。
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