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
About forty minutes, I think.
我想大约40分钟。
Do you have any toys?
你有玩具吗？
The Moon is likely to become the industrial hub of the Solar System,
月球很可能成为太阳系的工业中心。