Edr
abbr. electrical distance recorder 电距离记录器; electronic decoy rocket 电诱导火箭，电子诱饵火箭
🗣️ 情景例句
I suggest that you tear up the letter and start over again.
我建议你把信撕掉重新再写。
Cartons are seaworthy.
纸箱适合海运。
After entering the narrow gap on the plateau, they climbed down the steep sides of the cave until they came to narrow corridor.
他们从高原上的窄缝进去，顺着笔直陡峭的洞壁往下爬。来到一条狭窄的走廊上。