1.
To move or think erratically;vacillate.
反复无常变化无常地移动或思考；三心二意，犹豫不决
2.
Ray blows hot and cold about church-going.
雷（反复无常地）一会儿要去教堂一会儿又不想去。
3.
He had been allowed to play fast and loose long enough.
大家容忍他反复无常地玩弄手腕够久啦。
4.
grin like a Cheshire cat
常常无缘无故地傻笑
5.
He often gets into a temper for no reason at all.
他经常无缘无故地发脾气。
6.
She's a real nitwit. She would now and then Burst out grinning like a Cheshire cat for no reason at all
她真是个傻帽。时常无缘无故地就傻笑起来
7.
I think of you so often you have no idea.
你简直无法想像我多么经常地想念你。
8.
"Extremely fine, mademoiselle," responded the unknown without the slightest hesitation.
“非常精彩，小姐。” 无名氏毫不犹豫地答道。
9.
I looked at him in silent wonder.
我非常惊讶，哑囗无言地看着他。
10.
“Extremely fine, mademoiselle,” responded the unknown without the slightest hesitation.
“非常精彩，小姐。”无名氏毫不犹豫地答道。
11.
Why Price of Wood Flooring is Fluctuant?
木地板价格为何升降不一 反复无常
12.
He criticized them very freely, in a positive, off-hand way.
他无拘无束地批评他们，常常脱口而出，语气却又十分肯定。
13.
Yang Liwei was happy to be home but he said,
返回地面的杨利伟异常高兴，但他不无遗憾地说：
14.
Therefore, just as water retains no constant shape, so in warfare there are no constant conditions.
故兵无常势，水无常形。
15.
But they do embrace or kiss a lot whenever or wherever they meet if they are friends.
但是，如果朋友相见，无论何时何地他们都常常拥抱，亲吻。
16.
Unfortunately, reality is often the exact opposite of what people desire;
但是事实常常跟人意相反，它无情地毁灭了多少人的希望。
17.
He sometimes spoke blank verse under his breath to imaginary dark women.
他常常低声地对着一个理想中的黑头发女人吟着一首无韵诗。
18.
Critics of the state are routinely detained indefinitely without charge or trial.
批评者常常在未经过起诉或审问的情形下，被无限期地监禁。