Endosteum
n. 骨内膜\\n[医] 骨内膜
🗣️ 情景例句
I could tell something was up by the look on their faces.
我一看他们的脸色就知道有事。
Great painter
伟大的画家
I have two cats. One is white, the other is black.
我有两只猫，一只是白猫，另一只是黑猫。