adj.有扣的
v.用搭扣扣紧( buckle的过去式和过去分词 ),(使)变形,弯曲,双腿发软,(被)压垮,压弯
He has buckled down to work in the reserves.
他已经安心在预备役部队服役。
I just buckled down and got on with playing.
我干脆静下心来继续玩。
Mcanally's knees buckled and he crumpled down onto the floor.
麦卡纳利双膝发软,瘫倒在地板上。