small caliber

• 小口径

small caliber的用法和样例：

例句

1. Studler asked the Aberdeen Proving Ground to submit a report on the smaller caliber weapons.
   他要求阿伯丁靶场提交一份关于小口径武器的报告。
2. The destroyer's armament consists of several small cannons,two torpedo tubes and a number of anti-craft guns.
   驱逐舰上的武器装备包括几门小口径大炮，两个鱼雷发射管与数门高射炮。