Vibroseis
震动源, 震动系统
🗣️ 情景例句
because we have a little surprise for you today.
因为今天我们要给各位一项惊喜。
Why are you so angry?
你为什么这样生气？
I'll keep the box in the shade so that the sun doesn't burn the little plants.
我将把盒子放在阴凉的地方，这样太阳就不会把幼苗晒枯。