Umangite
n. [矿]红硒铜矿
🗣️ 情景例句
until I have a chance to talk with you about it.
除非我有机会跟你谈过。
Hello, is this the home of Mr. Chen?
喂，是陈先生的家吗？
It is all too easy to blame the railway authorities when something does go wrong.
因此，一旦铁路上真出了问题，人们便不加思索地责备铁路当局。