Alloimmunity
同种免疫
🗣️ 情景例句
Hello, my name is Susan.
喂，你好。我的名字叫苏珊。
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。
Early next morning, she saw a light ahead.
第二天凌晨，她看到前方有灯光，