Stratoplane
n. 同溫層飛機
??? 情景例句
I've never been to the aquarium
我從來沒有去過水族館
Why does only one sock get lost at a time?
為什么襪子只丟了一只呢？
He showed that the average individual's sleep cycle is punctuated with peculiar bursts of eye-movements,
他指出，平常人的睡眠周期中不時伴有一陣陣奇怪的眼球隊活動，