overbalance
🇺🇸
/ˌəʊvərˈbæləns/
🇬🇧
/ˌəʊvəˈbæləns/
to fall or make someone fall because of losing stability
Trying to reach the top shelf, she overbalanced and stumbled.
試圖夠到頂層的架子,她失去平衡並且絆倒了。