hurdle: a problem or difficulty that you must deal with before you can achieve something

jump over/clear/overcome pass hurdle

翻譯下面的句子：

中國(guó)學(xué)生申請(qǐng)赴美留學(xué)面臨的一大障礙是托?？荚?。?

A big hurdle that Chinese students who wish to study in the US face is TOFEL.

（參考翻譯：A big hurdle that Chinese students who wish to study in the US face is TOEFL. 或 To get admitted to US colleges, Chinese students have to clear a difficult hurdle: TOEFL, an English language proficiency test.）