useful
英 ['juːsfʊl; -f(ə)l]
美['jusfl]
- adj. 有用的,有益的;有帮助的
 
词态变化
比较级: more useful;最高级: most useful;副词: usefully;
		英文词源
- useful (adj.)
 - 1590s, from use (n.) + -full. Related: Usefully; usefulness.
 
双语例句
- 1. In business a poker face can be very useful.
 - 生意场上,不动声色会非常有用。
 
来自柯林斯例句
- 2. "For heaven's sake!" Dot expostulated. "They're cheap and they're useful."
 - “拜托!”多特反驳道,“它们又便宜又管用。”
 
来自柯林斯例句
- 3. HDTV is especially useful if there are a lot of special effects.
 - 有很多特效的时候,高清电视就格外有用了。
 
来自柯林斯例句
- 4. The hinged seat lifts up to reveal a useful storage space.
 - 把用铰链连接的座位抬起来后,就会发现下面有一个实用的储物空间。
 
来自柯林斯例句
- 5. Pain-killers are very useful in small amounts to bring your temperature down.
 - 小剂量的止痛药对于降低体温非常有用。
 
来自柯林斯例句