tighten the belt

基本解釋

Tensioning device is mounted on the down drum of the bucket elevator to continuously tighten the belt;
張緊裝置裝在斗提機尾輪上，能連續(xù)拉緊斗提皮帶；
Push your weight into the child seat as you tighten the seat belt to make sure the child seat is securely held.
兒童座椅推入你的體重，你收緊安全帶，以確保兒童座椅安全地舉行。
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The flow conservation law of belt drive is introduced and the conclusion that the tension difference between the tighten belt and the looser leads to speed difference is proved.
介紹了皮帶流量守恒定律，根據(jù)此定律論證了皮帶松緊邊拉力差導(dǎo)致速度差這一結(jié)論。

And he continues to believe that it is -- in an environment like this, it is incumbent upon everyone to help the country tighten its belt.
WHITEHOUSE: Press Briefing
All of that is contributing to the need for people to tighten their belt.
NPR: Financial Expert Examines Possibility of Recession
In December 1997 the IMF asked South Korea to tighten its belt a notch (a fiscal improvement of 0.4% of GDP).
ECONOMIST: Has the IMF changed? Or has the world?