情况很紧急:如果季节性的雨不马上下的话,那么庄嫁就会枯死,几百万的人将面临饥饿。 It is matter of life or death: if the seasonal rains don't come soon the crops will fail and millions of people will face starvation.
我们订购的这批货物都是季节性商品,还是一次发运为好。 The goods we ordered are seasonal goods, so it will be better to ship them all at once.