of the laws of nature自然规律的 [对]mental adv. physically piano [pI5An[U]n. a large musical instrument, placed by pressing narrow black or white bars which cause small hammers to hit wire strings 钢琴: play the piano 弹钢琴(演奏乐器.乐器名词前要带定冠词)pianist n. a person who plays the piano, esp. with skill钢琴家 pick [pIk]v. 1.to choose挑选 【查看更多】
