Definition: to move your body or part of your body so that it is not straight Level: B2
举起重物时要弯曲膝盖，以避免受伤。
To avoid injury, ___bend your knees when lifting something heavy.
她弯下腰系鞋带。
She ___bent down to tie her shoelaces.
他正弯腰捡起掉落的硬币。
He was ___bending over to pick up the coins he dropped.
