doubling
n. 加倍；折回；衬里；防护板
近义词：double，
英英释义
Noun
- increase by a factor of two;
"doubling with a computer took no time at all"
- raising the stakes in a card game by a factor of 2;
"I decided his double was a bluff"
例句
用作名词(n.)
- But still well under a doubling of speed.但是速度提高也不过是两倍。
- The doubling of the sale force result in increase sale.双倍的销售力量导致增加了销售额。