中國學生申請赴美留學面臨的一大障礙是托改⒅荆考試。
The Chinese students applying to study in the US face one big hurdle, ie TOEFL.
結合自己的生活斥铺、學習彻桃、工作、興趣等晾蜘，想象在什么語境下會用到這個表達邻眷。先簡要描述這個場景，再造句剔交。
例子：One of the biggest hurdle to clear? in their marriage is the seven-year itch.
場景 ：七年之癢肆饶，婚姻障礙
