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
How much do I owe you?
我应付你多少钱？
I told him to come in while waiting.
我告诉他进来等一下。
She enjoyed herself making the assistant bring almost everything in the window before finally buying the dress she had first asked for.
她开心地迫使那位售货员把橱窗里几乎所有的东西都拿了出来，最后才买下了她最先要看的那一件。