decide/dɪ'saɪd/

v. choose sth, esp. after thinking carefully about several possibilities

v. [I; T] 决定；选定：[decide between sth¹ and sth²] It is difficult to decide between the two books. 很难在这两本书之间选定一本。

◇[decide to do sth] They decided to buy the house. 他们决定买下这栋房子。

◇[decide against sth = decide not to do sth] We decide against buying the house. 我们决定不买这栋房子。

◇[decide (that)] We decide (that) we wanted to buy the house. 我们决定要买这栋房子。

◇[It was decided (that) ...虚拟语气] It was decided that he (should) stop the experiment. 已经决定他要停止实验。

◇[decide wh-] He can't decide what to do. 他不能决定做什么。

◇[decide on sth] Have you decided on a date for the meeting? 你们已经决定开会的日期了吗？

构词de + cide（= cut 切）→“给某事予决断”引申为“决定”

同根 decision; precise; scissors

音组-ide/-aɪd/

aside; beside; decide; provide; guide; hide; pride; ride; slide; wide

常犯错误

✗ I've decided red.

✓ I've decided on red. 我选定了红色。

用法表示“决议，命令”之义时，后面要接含should的虚拟从句，类似demand (that) ...。