Kiefers
(Kiefer 的復數) n. 基弗（姓氏）
??? 情景例句
I reckon that all rock songs are rubbish.
我覺得所有的搖滾樂都是垃圾。
I asked you if you wanted some help.
我是問你是否需要幫忙。
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%。