英语词汇“sign up to”的释义、用法及例句-英汉例句词典-知否

词汇	sign up to
例句	phrasal verb How many countries have signed up to the Kyoto protocol on climate change? 有多少个国家签订了关于气候变化的《京都议定书》？ We have about 100 people signed up to help so far. 到目前为止我们有大约 100 人同意提供帮助。
随便看	semester semi- semi semi-arid semi-automatic semicircle semicircular semicolon semi-detached semi-final semi-finalist seminal seminar seminaries seminary Seminoles semiotic semi-precious semi-professional semis semi-skilled semi-skimmed Semitic semi-tropical Sen.

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