Fle
[医][=factor LE]LE因子，红斑狼疮因子
🗣️ 情景例句
We haven't heard from him for weeks but we're still hoping for a letter.
我们已经有几个星期没有他的消息，但仍然盼望着他的来信。
But I'll pay. Why not?
但是我付钱啊，不行吗？
Beyond two or three days, the world's best weather forecasts are speculative,
世界上最好的两三天以上的天气预报具有很强的猜测性，