Transonics
跨音速空气动力学
🗣️ 情景例句
There are people in favor of the cultural programs, Mom.
会有许多人赞成文化活动的， 妈妈。
I'd like to make an appointment with Mrs. Green.
我想约个时间见格林女士。
Good morning, class.
同学们，早上好！