Boltoperated
a. (枪械)使用活动枪栓的
🗣️ 情景例句
This is my sister Susan.
这是我妹妹Susan。
It is incredible that he should have gone to live in such a dangerous country.
他竟然搬到那样危险的国家去住，实在令人无法相信。
He feels ill.
他觉得不舒服。