1. This summer I have put on three pounds. I'll need to exercise to lose weight.2. She has put on some weight when she's back from her vacation in Taiwan.
put on (weight)我變胖三公斤 = I have put on three kilograms美國的重量是以 pound 做單位，也就是磅，一公斤等於 2.20462262 磅
In Taiwan, a male adult may request the alternative military service if he cannot do the mandatory military servce for a valid reason.