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词组
be on firm ground
释义
●
be on firm ˈground
be sure about your beliefs, knowledge, etc.; be confident
（对自己的信念、知识等）有信心
◆
I don’t know a lot about physics, I’m afraid. I’m on firmer ground with mathematics, which I studied at university.
我恐怕对物理知道得不多，但是对数学我比较有自信，我在大学学过。
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of late
of little account
of little avail
of little/no account
of little/no avail
of moment
of no account
of no avail
of no effect
of note
of old
of sorts
of steel
often
often as not
of the essence
of the first order
of the highest/first order
of the highest order
of the old school
of the order of
of the… persuasion
of/to no effect
of unsound mind
of yore
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更新时间：2026/10/6 16:43:42