Planet gear

[化] 行星齿轮

🧩 词语组成解析

planet ['plænɪt]
n. [天]行星;[占星](左右人命运的)星相;
plano-, plan-, -plany, -plania 表”被动的漂流,闲逛”
gear [ɡɪr]
n. 齿轮;排挡;传动装置;衣服 ; vi. 接上;调和; vt. 使适应;装上齿轮;用齿轮连接;

🗣️ 情景例句

with the school-board committee.
与联合校董会有关。
Slowly, stricter laws and regulations are being passed by Congress.
慢慢地,在国会表决通过了更严厉的法律法规。
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面,拼命地把它翻过来。
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🔤 更多 P 开头的单词

pfl
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