Ertalyte
聚酯 经济的放射性同位素热电能源
🗣️ 情景例句
My vacation was too short, I needed more time.
假期太短了，再有几天就好了。
The milkman hopes the cows have plenty of milk every morning.
挤牛奶的人希望每天清晨都能得到大量牛奶。
Hi, Sam. This is Mike. How are you?
喂，萨姆。我是迈克。你好吗？