Sensitimeter

感光器

??? 情景例句

He goes to high school.
他在上高中。
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年,他向哈佛大學申請獎學金并通過了一個很難的考試。
he identifies himself with its centre of gravity, its mass, its weight;
他把自身和物體重心、質量、重量融為一體。
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?? 更多 S 開頭的單詞

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