Planetary pinion
[机] 行星小齿轮
🧩 词语组成解析
planetary
[['plænitəri]]
a. 行星的, 流浪的, 迁移不定的, 地球上的, 现世的
pinion
['pinjən]
vt. 抓住[捆住]（双臂）;
n. <术>小齿轮;
🗣️ 情景例句
You should quit smoking, now!
你应该现在就戒烟！
After the play was over,we all wanted to get something to eat.
在戏完了以后，我们都想要吃一些东西。
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.
此后不久，英国著名的“挑战者”号舰艇对海底的那次考察，把对海床的研究确立为一个值得一流物理学家和地质学家从事的研究课题。