请输入您要查询的英文单词：
单词
on guard against
释义
on guard against
idiom
:
alert and ready to respond to possible danger, threats, problems, etc.
We need to be
on guard against
attack.
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Aargau
aargh
aarhus
Aaron
Aaron's rod
Aaron's-beard
aaron's-beard cactus
aaron's-beards
Aaronic
Aaronite
aaronites
AARP
aarps
aas
AAS
AASCU
aases
aasvoel
aasvogel
aasvogels
AAU
AAUP
AAUW
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ab
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更新时间：2025/8/4 20:16:04