Leger
n. 底饵；分类帐（等于ledger）
📖 牛津释义
leger
n
(also `leger line, ledger, ledger line) (music 音) short line added above or below the staff to take notes which are outside its range 加线. =>illus at music 见music插图.
🗣️ 情景例句
What a mess!
太乱了！
Please ring off.
请挂电话。
In the back row.
教室后排。