valve action
基本释义
活门[阀电子管]作用
实用场景例句
学术讨论
The uniform distribution of particles was observed in the experiment.
实验中观察到粒子均匀分布。
校园生活
Students are required to wear a uniform to school.
学生被要求穿着校服上学。
社会场景
The police officers wore a uniform to identify themselves.
警察穿着制服以表明身份。
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