Firing pin
撞针; 击针
🧩 词语组成解析
n. 烧毁, 焚烧, 加热, 添煤\\n[计] 点火
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
I'm always prepared to listen.
我总是准备听的。
Industry if fortune's right hand, and frugality her left.
勤勉是幸福的右手，节俭是幸福的左手。
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，