Substantia eburnea
[醫] 象牙質, 牙質
?? 詞語組成解析
nigra[解]黑質, 塞梅林氏神經節
??? 情景例句
Are you in a fraternity?
你在兄弟會嗎？
They intend to stop all traffic through the ports.
他們預定關閉港口的全部交通。
Don't you think we should add a sentence here like this?
難道你不覺得我們應該在這兒加上一句話？