Apaf
[医] 抗恶性贫血因素
🗣️ 情景例句
Oh, so you don't need something immediately?
呵， 所以你们 ，不是急着马上就要？
He's an engineer.
他是工程师。
For one thing they keep the water clean.
一来，水下植物可以保持水的清洁。