Methylenum coeruleum
[医] 亚甲蓝, 美蓝
🗣️ 情景例句
Keeping busy. Yourself?
一直很忙，你呢？
He said he would rather not tell his age.
他说他不愿告诉年龄。
This increases their air-resistance and reduces the shock of impact when they hit the ground.
这样就加大了空气阻力，并减少了它们着地时冲击力带来的震动。