Osteodentin
[医] 骨性牙质
🗣️ 情景例句
She couldn't get over her shyness.
她无法克服羞怯。
Take two pills and have a good rest.
吃两片药，好好休息一下。
it naturally limits all those engaged in carrying it out from effective contact
那些从事科研的人员自然受到了限制。他们不能进行有效的接触