Bolt-action
a. 手动栓式的（步枪）
🧩 词语组成解析
bolt
[bolt]
n. 螺栓，螺钉;闪电，雷电;门闩;弩箭;
vt. 筛选;囫囵吞下;（把门、窗等）闩上;突然说出，脱口说出;
vi. （门窗等）闩上，拴住;冲出，跳出;（马等的）脱缰;囫囵吞下;
adv. 突然地;像箭似地;直立地;
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
🗣️ 情景例句
Sir, I thought this was an emergency.
先生，我想这是一位急病患者。
Do you have any comments to make on the recent developments.
你对最近事态的发展有什么评论吗？
Over the next thirty-two years he fought for human rights and the rights of workers who were badly treated by their employers.
在后来的32年多的时间里，他一直为争取人权及那些受雇主虐待的工人们的权利而斗争。