off balance
adjective [ after verb ], adverb uk/ˌɒf ˈbæl.əns/ us/ˌɑːf ˈbæl.əns/
不平衡的；不稳定的
If someone or something is off balance, that person or thing is in a position where they are likely to fall or be knocked down.
A gust of wind knocked/threw her off balance and she fell. 一阵狂风吹得她失去平衡后摔倒了。
乱了套的;不知所措的
confused or uncertain about what to do next
Many Republicans were thrown off balance by the Democrats' landslide at the polls. 民主党在民意测验中的压倒性胜利让许多共和党成员乱了阵脚。