常見例句To reduce in grade, rank, or status. 降級(jí)降低等級(jí)、級(jí)別或地位I do not think she is in Grade One. 我認(rèn)為她不在一年級(jí)。Music is an optional course in Grade. 三年級(jí)音樂(lè)是選修課。A: Do you remember when we were in grade school? 你還記得我們小學(xué)時(shí)候嗎?I got a nickname "dirty boy"when I was in Grade 1. 一年級(jí)的時(shí)候，別人給我起了個(gè)外號(hào)叫“臟孩子”。To reduce in grade, rank, or status; demote. 使降級(jí)，使降等在級(jí)別或地位上降低；使降級(jí) 返回 in-grade