1.摆动,波动,振荡
2.动摇不定,踌躇莫决
1.to keep changing your ideas about something
1.It is not that he either vacillates or weakens, as you know well.
众所周知，这并不是因为，他要就是摇摆不定，要不就是减弱下来。
2.The Policeman hesitates , vacillates , then takes another rather uncertain step or two forward .
警察犹豫了一下，满腹狐疑地又往前挪了一两步。
3.He vacillates in his view of the reality of the situation confronting him but never perceives the truth.
他对自己面临的现实的看法犹豫不定，但从来没有觉察出它的真相。
4.Suffering is energy that moves, but sticks as it vacillates from side to side.
折磨是可以运动的能量，但是因为从一面到另一面来回振荡而粘滞。
5.Li Shan's biological art vacillates between science fiction and potential developments in biology.
李山的生物艺术在科幻小说和生物学的潜在发展之间不断游移。
6.These spatial pledge sweet spoken language, game's person's false heart, may have vacillates your heart.
那些空的承诺甜的言语，游戏的人虚假的心，可有动摇你的心。
7.As Prufrock vacillates , so the voice of the Quartets hesitates and changes tone and tack .
就象普鲁弗洛克优柔寡断一样，《四重奏》中的声音也犹豫不定。
8.If the exchange rate between the yuan and the US dollar vacillates, Chinese investment will encounter destructive aftermath.
如果与人民币和美元的汇率摇摆不定，中国的投资将遭遇毁灭性的后果。
9.it vacillates from one side unto the other and should in fact have equal time, energy and focus on both sides .
它会从一边摇摆到另一边并事实上应该是以均等的时间和能量摇摆且聚焦在两边。
10.Who vacillates and changes ever?
是谁优柔寡断且不断变化。