Phenacite
n. [矿]硅铍石
🗣️ 情景例句
How much paint, how many hours of work ...
多少油漆， 多少小时的工作量……
No safe wading in an unknown water.
未知水深浅，涉水有危险。
The editor at once sent the journalist a fax instructing him find out the exact number of steps and the height of the wall.
”编辑立即给那位记者发去传真，要求他核实一下台阶的确切数字和围墙的高度。