Sei
n. 大须鲸；鰛鲸
🗣️ 情景例句
I'm having a wonderful time.
我过得很愉快。
A false tongue will hardly speak truth.
假舌不会吐真言。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；