Pediatrist
n. 兒科醫師
? 同義詞
??? 情景例句
I'll work on my computer.
我要練電腦。
Please give my best regards to your family.
請代我致最高的敬意，向你的家人問好。
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!
因此，從月球到地球的25萬英里所消耗的能量要比從地球表面進入地球軌道的200英里所耗能量少97%。