“倍增”的英语？

赢得如此重大的比赛确实使我信心倍增。It did give me a boost to win such a big event.自此以后他们信心倍增,觉得他肯定会赢.They were doubly confident after this that he would win.存货倍增.Goods in storage are doubled....

“倍增”的拼音为：bèi zēng...