Infraspecific
a. [生]同物种的
🗣️ 情景例句
Have a safe trip!
一路平安。
Measure is treasure.
适度是宝。
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。