hurdle：a problem or difficulty that you must deal with before you can achieve something
例句：Life is all about jumping over one hurdle after another.
=problem，obstacle，difficulty
jump over；clear；overcome
政府监管：regulatory hurdle
翻译：One of the big hurdle that Chinese students who wish to study in the US face is TOEFL.
造句：A big hurdle that a new start-up company which wants to develop is how to attract more talents.
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