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If you don't know, you must ask.是什么意思？

If you don't know, you must ask.

假如你不知道, 你就要问。

相关词汇
if you know must ask

if

conj. 如果，倘若，即使，〈口〉是否，假设；n. 条件，设想；

you

pron. 你，你们，您们，各位，大家；

know

v. 知道，了解，认识，确信；n. 知情；

must

aux. 必须，必然要，（做出逻辑推断），（表示坚持）；n. 必须做的事，必不可少的事物，葡萄汁，霉臭，麝香；vt.& vi. （表示必要或很重要）必须，（提出建议）应该，得，（表示很可能或符合逻辑）一定；adj. 不可或缺的，狂暴的；

ask

vt.& vi. 问，询问，需要，要求，请求，邀请；vt. 邀请，请求允许，要价，询问；vi. 请，邀请，询问，要求；
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