Jarlite
[矿]氟铝钠锶石
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
What skill! What luck! What fun!
多有本事！多么走运！多令人兴奋！
This combines a typewriter keyboard, a printer and a computer.
这种机器把打字机键盘、打印机和电脑连接起来。