ninth [naɪntθ] ordinal number ADVANCED ■9th written as a word 第九(的)•The ninth letter of the alphabet is I.字母表中第九个字母是 I。 •The school term ends on the ninth (of July).学期(7月)9号结束。 [naɪntθ] noun countable ■one of nine equal parts of something 九分之一•A ninth of 27 is 3.27的9分之一为3。 |