1) A watched pot never boils.
性急也无用。
2) A watched kettle never boils
心急也没用。
3) It is no use trying.
试也无用。
4) be idle to argue
争论也无用
5) no point in complaining
抱怨也无用
6) The gendarmes were set on his track, but in vain.
警察追击也无用。
补充资料：性急
1.性情急躁。
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