第一线第一線 dì yī xiàn — front line
dì (fourth tone, falling) yī (first tone, high and level) xiàn (fourth tone, falling)di4 yi1 xian4
Traditional: 第一線
front line
Levels 7–9· 2021 three-band, nine-level proficiency standardnoun
Meanings
front line
front line; forefront
noun