Residual lumen
[医] 遗腔
🧩 词语组成解析
lumen
['lju:min]
n. 流明（光通量单位）;[植物]（管）腔;
🗣️ 情景例句
Just relax and enjoy it.
放轻一点 好好地享受它。
Good-bye, my darling, good-bye.
亲爱的，请慢走，请珍重。
But real tramps are not beggars.
但真正的流浪并不是乞丐。