Manway
n. 人行巷道\\n[化] 人孔
??? 情景例句
you wouldn't need as much money.
不需要花多少錢。
I often go to bad at night.
我常常在晚上睡覺。
may have left an automatic messenger behind to await the possible awakening of an advanced civilization.
很可能會在離開太陽系時留下自動化信息裝置，等待先進文明的覺醒。