Coossification
[医] 协同骨化(作用)
🗣️ 情景例句
Ten o'clock in the morning. Here.
上午十点 ，在这里。
By falling we learn to go safely.
吃一堑，长一智。
My wife and I are walking along the banks of the river.
我和妻子沿河岸走着。