Undermines
v. 在某物下挖洞或挖通道( undermine的第三人称单数 ); 侵蚀…的基础; 暗中破坏; 逐渐削弱
🗣️ 情景例句
My biggest problem so far has been trying to remember everybody's name.
迄今为止我最大的问题就是尽量记住每个人的名字
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧,
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