Thermionics
n. 热离子学\\n[医] 热离子学
🗣️ 情景例句
How do you like our weather?
你喜欢我们这里的天气吗？
I'm always disappointed when I don't get any mail.
当我收不到任何邮件时，我总是很失望。
The price we pay for cheap food may be already too high: Mad Cow Disease (BSE) in cattle, salmonella in chicken and eggs, and wisteria in dairy products.
牛肉中的疯牛病，鸡肉和鸡蛋中的沙门氏菌，奶制品中的利斯特杆菌。