Fle
[医][=factor LE]LE因子，红斑狼疮因子
🗣️ 情景例句
There's nothing you can do about it.
你对此无能为力。
It will be very pleasant to go fishing with you.
跟你去钓鱼的话，将会很愉快。
In the beginning they used to carve Chinese characters on stones to record important dates in history.
开始时，他们常把汉字刻在石头上，记载历史上重要的日期。