Undermined enamel
[医] 无基釉质, 悬空釉质
🧩 词语组成解析
v. 暗地里破坏；挖…的下面（undermine的过去分词）
enamel
[i'næməl]
n. 搪瓷;珐琅;指甲油;
vt. 给…上珐琅;在…涂瓷漆;
🗣️ 情景例句
OK. Let's have a look at it.
好，让我们来看看。
Someone is using the phone.
有人在用电话。
The doctors have not yet decided how the woman died.
医生们至今还未确定这位妇女的死因。