Hydroxyapatite
[化] 羟磷灰石; 羟基磷灰石\\n[医] 羟磷灰石
🗣️ 情景例句
I haven't dated any one else since her mother died.
自从她母亲去世之后 我从没有和别人约会过。
Without health, life is not life, life is lifeless.
如无健康的身体，生活就不成为生活，人生也毫无生气。
'This is the prettiest carpet I have ever seen,' she said.
“这是我见过的最漂亮的地毯，”她说。