Dsb
abbr. double sideband 双边带; double-strength B (quality glass) 双B强度（玻璃质量）
🗣️ 情景例句
Then, please tell him that Zhao Li called.
这样好了，请转告他赵力来过电话。
Thank you for coming to see me off.
谢谢你来为我送行。
This is not easy, and may require two porpoises working together.
这并非易事，可能需要两只海豚合伙干才行。