复数:pianos 2piano双语例句 1、I like the sound of piano. 我喜欢钢琴的声音。 2、And she practises the piano for half an hour like you. 她也像你那样练习半个小时的钢琴。 3、I have my piano, I have the sea , and so I have everything. 我有我的钢琴,我有...