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adj. [电]半自动的
半自动试验机
They were two 9 mm semi-automatics, a .45-caliber revolver and a .38 in his pocket.
CNN: Police: Gym shooter 'had a lot of hatred' for women, society
It made certain types of semi-automatics illegal firearms designed to recall military-style weapons with detachable magazines.
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On a Friday afternoon the store is packed with men, retired and young, buying revolvers, semi-automatics and shotguns.
ECONOMIST: Gun-owners are on the defensive
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。