know all there is to know about something idiom approving
对某科目很擅长;对某活动很了解
to know a lot about a subject or activity, or be very good at it
单词 | know all there is to know about something |
释义 | know all there is to know about something idiom approving 对某科目很擅长;对某活动很了解 to know a lot about a subject or activity, or be very good at it |
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