1 ADJ-GRADED [verb-link ADJ] 不平衡的；站立不稳的；摇摇欲坠的 If someone or something is off-balance, they can easily fall or be knocked over because they are not standing firmly. 不平衡的；站立不稳的；摇摇欲坠的
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He tried to use his own weight to push his attacker off but he was off balance.
他试图用自己的身体推开袭击者，但却失去了平衡。
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The lunge had thrown him off-balance and he spun, trying to regain his centre of gravity.
向前的这一猛扑让他站立不住，他急忙一个转身想稳住重心。
2 ADJ-GRADED 冷不防的；大出意料的；极为慌乱的 If someone is caught off-balance, they are extremely surprised or upset by a particular event or piece of news they are not expecting. 冷不防的；大出意料的；极为慌乱的