work hard at
导读：work hard at读音音标
英 [wə:k hɑrd æt]美 [wɚk hɑː(r)d æt]
work hard at意思解释
释义努力学习；攻读；
双语例句He worked hard at his biology.他努力学习生物学。I
英 [wə:k hɑrd æt]美 [wɚk hɑː(r)d æt]
work hard at意思解释
释义努力学习；攻读；
双语例句He worked hard at his biology.他努力学习生物学。I
work hard at读音音标
英 [wə:k hɑrd æt]
美 [wɚk hɑː(r)d æt]
work hard at意思解释
释义
努力学习；
攻读；
双语例句
He worked hard at his biology.他努力学习生物学。If you work hard at other times, you won\'t have to sit up all night before the exam.你平时如果努力学习，在考试前就不必这样整夜开夜车了。
