buckle

• If you want to learn english you have to buckle down .
  如果你想学英语，你就得非常努力。
• He fears if he relaxes the joints they will buckle .
  他只怕关节万一放松了，就会弯下去。
• When the plate becomes unstable, it buckles laterally .
  当板失去稳定时，就发生横向屈曲。
• She buckled down to housework .
  她埋头家务。
• His boot would n't buckle .
  他的靴子扣不紧。
• Johnny found he'd better buckle down and get himself a job .
  约翰尼发现自己还得下功夫找个工作。
• The periodic buckling leaves the fibre in a waved conformation .
  周期性的弯折在纤维中造成波形构成。
• You must buckle your seat belt in a plane before it takes off .
  在飞机起飞之前，你一定要扣紧安全带。
• The children had to buckle to while their mother was in hospital .
  孩子们因母亲住院只好事事更加努力。
• They chatted idly for a few moments, then each buckled down to work .
  他们闲聊了一会儿，然后各自集中精神工作。