?? 詞語組成解析
阿拉瓜亞河(巴西中部河流)
river
['riv?]
n. 河，江;溪，巨流;
??? 情景例句
Kids today have too much freedom, it's not like the old days.
現在的小孩太自由了，不像以前。
It's a waste of time.
這是浪費時間。
We'll take 500.
我們要500個