Hyperfecundation
同期復孕
??? 情景例句
All right, but I'm buying next time.
好吧，不過下回我付錢。
Don't forget to help him.
不要忘記幫助他。
Because the gravity on the Moon's surface is only a sixth of Earth's
由于月球表面的重力僅是地球表面的1/6-