点击下方单词,选择对的这个单词
1. the act of causing something to move up and down (or back and forth) with quick movements
2. a shaky motion
e.g. the shaking of his fingers as he lit his pipe
Synonym: shakinesstremblingquiverquiveringvibrationpalpitation
多通过句子记忆单词,而不是单独死记硬背。