Sequestra
[医]死骨片, 坏骨片
🗣️ 情景例句
Marriage is an institution not to be taken lightly.
婚姻是个不能儿戏的体系。
That deep sigh could only express Helen's sadness.
那深深的叹息，不外乎表示出海伦的悲哀。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。