expend
发音
英 [ɪkˈspend]
美 [ɪkˈspend]
-
- vt.
- 花费
- 耗尽
- 用光
单词词源
expend 花费
ex-, 向外。-pend, 花销，词源同pound,spend.
双语例句
- 1. Bats expend twice as much energy flying through a storm as in clear skies .
- 蝙蝠要花费在晴天飞行两倍的能量才能飞过暴风雨。
- 2. Pick the one you want to really expend that energy on .
- 将你的精力花在你真正关心的一边。
- 3. But many do not expend the extra effort .
- 但许多人不会去付出这种额外的努力。
- 4. Mammals expend huge amounts of energy just keeping warm .
- 哺乳动物仅为保暖就需要耗费大量能量。
- 5. Every effort seemed to expend her spirit 's force .
- 每一次努力看上去都耗尽了她的精神力量。