Powellites
(powellite 的复数) 钼钨钙矿
🗣️ 情景例句
I just saw a big one!
我刚看见一条大的。
The brightest of all things, the sun, has its spots.
金无赤足，人无完人。
It's always warm in April and May,but it rains sometimes.
4月和5月的天气总暖洋洋的，但有时下雨。