GbEng
低气压区大气压低于正常值的地区 A region of atmospheric pressure that is below normal.
如果我们不把价格压低,就甭想拿到订单。 If we do not keep the price down, go bang our chance of get the order.
水闸用门关住的水道的一部分,如运河。其中通过升高或降低这部分的水位可以抬升或压低运输中的船只 A section of a waterway, such as a canal, closed off with gates, in which vessels in transit are raised or lowered by raising or lowering the water level of that section.