Four-years
(four-year 的復數) 四年的\\n四年制的
?? 詞語組成解析
four
[f?r]
num. 四;四個;第四;
n. 四的;四個一組之物;
n. 年代；歲月；年；年齡
??? 情景例句
How's that?
怎么是這樣？
In prosperity think of adversity.
居安思危。
We can't handle these price increase of yours.
我們沒辦法接受你們提高價錢。