D-c component
[电] 直流部份
🧩 词语组成解析
🗣️ 情景例句
Hi, Anita, long time no see.
嗨，安妮塔，好久不见了。
When the well is full, it will run over.
井水满了要溢出。
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。