Praetrsonics
极超短波晶体声学, 特超声(学)
🗣️ 情景例句
Do you have any other symptoms? Any more than those you've described?
你有没有其它的症状？除了那些你已叙述过的？
Good evening,Mrs. Brown.
晚上好，布朗夫人。
Then the food won't get too hot. We must keep it cool.
“这样食物才不会变得太热。我们得让它凉着。”