心机
thinking
scheming
minds
.
枉费心机:
overreach yourself;
overreach themselves;
overreach myself;
overreach ourselves
费尽心机:rack one's brains in scheming
例句
他枉费心机地写文章诋毁这场运动.
He tried in vain to write down the movement.
他费尽心机却连一个例子都想不出来.
Racking his brains,he couldn't think of a single example.
不相信自己的人,就算多努力也会白费心机.
Do not believe in themselves,even more efforts will be wasted.
别费尽心机去洞察女孩的心思,因为她们总在变.
Don't bother to penetrate girls' minds as they are always changing.