Useful
[ 'jusfl ]
第1级
其它 Other
adj. 有用的，有益的，有帮助的;令人满意的;
💡 词根助记
use用+ful可…的” →有用的
📝 例句
She gave us some useful information.
她给了我们一些很有用的信息。
A test run would be useful to the statisticians.
试运转将对统计学家有用。
Polymers are fabricated into useful articles.
聚合物加工成有用的制品。
a useful interchange of ideas
有益的意见交流
This is a most useful reference book.
这是一本非常有用的参考书。
✅ 同义词
🔴 反义词
🔤 词根
-us-表示“用”
常见变体有-ut-
📖 牛津释义
useful
adj
1 that can be used for some practical purpose; serviceable or helpful 实用的; 适用的; 有用的; 有益的; 有帮助的
a useful gadget, book, hint, acquaintance 有用的小机械、 书、 线索、 熟人
do sth useful with one's life 尽自己毕生精力做些有益的事
Videos are useful things to have in the classroom. 教室里有录像设备是很有助益的.
2 (infml 口) competent or capable 能干的; 有能力的
He's a useful member of the team. 他是该队的主力队员.
3 (idm 习语) come in handy/useful => handy. ,make oneself `useful help by performing useful tasks 做些有用的事来帮忙
My nephews tried to make themselves useful about the house. 我的侄子都想帮我收拾收拾房子.
🔁 扩展释义
*['ju:sful]a. 有用的, 有益的【机】 有用的, 有效的
🌿 同词根单词
📖 同为「计算机」词汇
查看全部计算机词汇 ›🗣️ 情景例句
Don't touch anything unless your teacher tells you to.
除非老师允许，否则你不要动任何东西。
Jackie and Yang Pei meet the next day.
杰基和杨培第二天见面。
I'd like to do some shopping, but not during the day.
我愿意买些东西，但不必白天去。