Bbr
abbr. 黑体辐射器（Black Body Radiator）
🗣️ 情景例句
Don't worry. The traffic is very heavy at this hour.
别担心。这个时间交通很拥挤。
Short accounts make long friends.
帐算清，交情深。
Walt invented the steam engine.
瓦特发明了蒸汽机。