A Chinese survey team reached thetop of Mount Qomolangma on May 27th, 2020, which will improve human knowledge of nature and scientific development.请问这是which引导的什么从句?
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on 是短语动词,vacation 是它的宾语。如:We’re planning to go on vacation soon. 我们在计划近期去度假。(摘自《朗文当代高级英语辞典》第6版vacation词条)on
vacation 可以用作表语。如:She’s on vacation this week and next. 她本周与下周...