Geoidal
n. 大地水准面 (geoid的变形)
🗣️ 情景例句
I need your help badly. My car can't start. Can you send somebody over?
我急需你们的帮助。我的车启动不了，能派人来修吗？
May I help you?
要我帮忙吗？
He's in bed, doctor.
他在床上呢，医生。