Deltaite
混钙银星石
🗣️ 情景例句
He is on another line right now.
他正在接另一个电话。
The roof has leaks in it,and the front step need to be fixed.
房顶有漏缝，并且前面台阶需要修理。
At exactly that moment, the telephone rang.
恰恰在此时，电话铃响了。