dual

'dju:әl

托福雅思GRE Collins 2

s. a grammatical number category referring to two items or units as opposed to one item (singular) or more than two items (plural)

a. 双重的, 双的
n. 双数

Collins 星级

5,018

BNC 频率

5,602

使用频率

dual 来源于拉丁语 dualis，意为“双的”或“二的”。它与“二”相关的词根“duo”相似，帮助记忆其含义。

例句

1. The new phone has a dual camera system for better photos.

新手机配备了双摄像头系统，以拍摄更好的照片。

2. She is studying dual languages to improve her job prospects.

她正在学习两种语言，以提高她的就业前景。

3. The dual purpose of this tool makes it very useful in the kitchen.

这个工具的双重用途使其在厨房中非常实用。