Unfirm
a. 不结实的,松散的,不稳固的,不牢靠的
🗣️ 情景例句
We cannot leave this problem unattended.
这一问题我们不能置之不理。
All measurements of each case must not exceed 1.5m*1m*1m.
每只木箱体积不应超过1。5m*1m*1m。
You're just in time for the football match.
你正好赶上足球比赛。