Echosounder
[医]超声探测器
🗣️ 情景例句
or the Museum of Natural History.
或自然历史博物馆。
To show our gratitude to all of you for being our reliable business partners.
为表达我们对你们——我们值得信赖的生意伙伴的感谢。
A bar of Chocolate.A bottle of milk.A pound of sugar.
一块巧克力、一瓶牛奶、一磅糖、