Monochromatism
全色盲
🗣️ 情景例句
Thank you, no.
谢谢， 不用了。
Can you afford the expense?
你出得起这笔费用吗？
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，