/tu: ||; tu/number 1 2 二 ☞Look at second. For examples of how to use numbers in sentences, look at six. 参看second。有关数词在句子里的示例，参看six。
2 two- (used to form compound adjectives 用于构成复合形容词) having two of the thing mentioned 有两个…的: a two-week holiday 两周的假期
be in two minds (about sth/about doing sth)→
MIND¹
in two in or into two pieces 成为两片或部份:
The plate fell on the floor and broke in two. 碟子掉在地板上，破成两片。