Bounding pin
[机] 弹跳杆
🧩 词语组成解析
v. 跳( bound的现在分词 ); 弹回; 向上弹; 向上跳
pin
[pin]
n. 钉;别针，扣针，饰针;大头针;没价值的东西;
vt. 压住;（用钉等）钉住，钉住，别住，扣住;用障壁等)围住，关住（俚语）抓住;[军]牵制;
adj. 针的;钉的;销的;大头针的;
🗣️ 情景例句
That's true. Harry Bennett,certified public accountant.
是的。Harry Bennett注册会计师。
I didn't catch that, Could you go over that again?
我没有听清楚，请你再说明一下好吗？
These alone took sixteen months to build.
仅这两座塔就花了16个月才建成。