Pinion drive
[化] 齿轮传动
🧩 词语组成解析
pinion
['pinjən]
vt. 抓住[捆住]（双臂）;
n. <术>小齿轮;
drive
[draɪv]
v. 驾驶;开车;驱动;迫使;
n. 驱车旅行;驱动力;车道;驱动器;
🗣️ 情景例句
Are you excited about graduating from high school?
你从高中毕业会不会感到很兴奋呢？
It's up to us to help those in need.
我们有责任帮助那些有困难的人。
At least we're safte here, I said.
“起码我们在这里是安全的，”我说。