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
We'll finish the conversation when they go to the museum.
他们去博物馆之后我们再聊。
Well, to tell the truth, I was a little disappointed.
说实话，我有点失望。
Li Lei went into the school and found Miss Zhao in the school library.
李垒走进学校，在学校图书馆里找到赵小姐。