Beem
abbr. ballistic electron emission microscope 弹道电子发射显微镜; ballistic electron emission microscopy 弹道电子发射显微分析技术; Beech Mountain Railroad 毕池山铁路
🗣️ 情景例句
Where exactly is it?
到底在哪里？
On coming home, he switched on the television.
他一到家就打开了电视。
It's four o'clock.
四点了。