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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
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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。
随便看
on the horizon
(on) the horns of a dilemma
on the horns of a dilemma
on the hour
on the hour/half-hour
on the house
on the inside
on the job
on the lam
on the latch
on the level
on the line
on the lines of …
on the loose
on the make
on the market
on the money
on the move
on the nail
on the never-never
on the nod
on the nose
on the off chance
on (the) one hand…on the other (hand)…
on the one hand…on the other hand…
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更新时间：2025/3/19 3:56:02