Nontan
(=nonontan tanning)非鞣质, 非单宁
🗣️ 情景例句
But if I have my tonsils out tomorrow,
但是我如果明天切除扁桃腺，
Don't you think it's too formal?
你不觉得太正式了吗？
The secretary worked late into the night, preparing a long speech for the president.
秘书工作到深夜，为总统准备发言稿。