Thermoionization
热电离
🗣️ 情景例句
and then a big red barn.
然后就是一座大的红色仓。
Whatever is worth doing at all is worth doing well.
凡是值得做的事，就值得做好。
Summer comes after spring. It is the hottest season.
春天之后是夏天。夏天是最热的季节。