plainchant
(also `plainsong ) n [U]
medieval type of church music for a number of voices singing together, used in the Anglican and Roman Catholic Churches 素歌(中世纪的宗教合唱曲, 为圣公会及天主教所采用).
🗣️ 情景例句
I wish I had your will power.
但愿我有你的意志力。
One hour's sleep before midnight is worth three after.