?? 詞語組成解析
n. 田納西州
river
['riv?]
n. 河，江;溪，巨流;
??? 情景例句
What books are required for this class?
這課需要什么樣的書？
In time of peace prepare for war.
居安思危。
The drunk, however, seemed quite sure of himself.
當公牛逼近他時，他踉蹌地住旁邊一閃，牛撲空了。