供不应求

The demand for fish this month exceeds the supply.

月的鱼市供不应求。

Leech demands exceeds supply leech renown bloodsucker, have broken blood, pursue action of silt, stimulate the menstrual flow.

【摘要】蚂蟥供不应求蚂蟥又名水蛭，有破血、逐淤、通经作用。