Staple gun
n. （把钉书钉或U形钉打进坚实物料的）钉枪
🧩 词语组成解析
staple
['stepl]
n. 主要产品;钉书钉，U 形钉;主题，主要部份;主食;
vt. 用钉书钉钉住;
adj. 最基本的，最重要的;
gun
[ɡʌn]
n. 枪;发令枪声;受雇杀人的枪手;喷射器;
vt. 射击（某人）;给…加大油门;打猎;
vi. 用枪打猎;
🗣️ 情景例句
Seven?
七？
Are most people against the proposal?
是多数人都反对这个提议吗？
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。