Allergic gingivitis
[醫(yī)] 過敏性齦炎
?? 詞語組成解析
allergic
[?'l?d??k]
adj. 過敏的;過敏癥的;對(duì)…極討厭的;
allerg=allergy過敏性反應(yīng) + ic ...的 → [醫(yī)]過敏的, 患過敏癥的
n. 齒齦炎
??? 情景例句
My final test is worth half my grade.
我的期末考試結(jié)果占我總成績(jī)的一半。
You're likely to see a cheerful message or two hanging on the wall.
很有可能會(huì)看到一兩條掛在墻上的格言。
We're going to spend three days in the country.We're going to stay at my mother's for the weekend.
我們打算到鄉(xiāng)下去三三，在我母親家度周末。