Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
barrels — plural of barrel
先理解核心含义，再看它在真实句子里的用法。
a tube through which a bullet travels when a gun is fired
正在加载中文释义…
a tube through which a bullet travels when a gun is fired
正在加载中文释义…
a cylindrical container that holds liquids
正在加载中文释义…
a bulging cylindrical shape; hollow with flat ends
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Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT.