Monoscience
单项学科; 专论; 专门学科
🗣️ 情景例句
and wrote to his wife Martha.
给他妻子Martha写信。
I'd like to make a reservation
我想预订。
One year for our birthday Mom gave us both a T-shirt two green T-shirts!
有一年过生日，妈妈送给我俩各一件T恤衫--两件绿的T恤衫。