put sand in the wheels

常见例句

It is differences in national regulations, far more than tariffs, that put sand in the wheels of trade between rich countries.
是各国管理条例上的差异，而不是关税阻碍了发达国家之间的贸易。
These days, it is differences in national regulations, far more than tariffs , that put sand in the wheels of trade between rich countries.
当前，是各国管理条例上的差异，而不是关税阻碍了发达国家之间的贸易，并不仅仅是农民在抱怨。
These days, it is differences in national regulations, far more than tariffs, that put sand in the wheels of trade between rich countries.
当前，是各国管理条例上的差异，而不是关税阻碍了发达国家之间的贸易。