strength

1. 力, 力量, 力氣; 實力; 效力[U]
   The medicine has lost its strength. 這藥已經失效。
   He hasn't got enough strength to remove that stone. 他沒有足夠的力氣搬走那塊石頭。
2. 強度; (酒等的)濃度[U][C]
3. 長處[C]
   1, 500-meter race is his strength. 一千五百米賽跑是他的拿手項目。
4. 人數; 兵力[U]