undertonen.

英 'ʌndətəʊn | 美 'ʌndɚton

中文n. 低音；浅色；小声；潜在的含意

词根词源

undertone (n.)1762, "low or subdued tone," from under + tone (n.). Figurative sense of "undercurrent of feelings, etc.," is attested from 1861.

关键词

undertone