B
生物医药大词典
by MedSci
菜单
词典
分类
百科
诗词
背单词
英文名
DeepEvidence ↗
确认登录状态…
例句 /
The filling of this tooth cavity fell out.
The filling of this tooth cavity fell out.
这牙齿蛀洞的填补物掉出来了。