by lifting those weights
by lifting those weights ?
b aɪ WORD_BOUNDARY l ɪ f t ɪ ŋ WORD_BOUNDARY ð oʊ z WORD_BOUNDARY w eɪ t s WORD_BOUNDARY
b y WORD_BOUNDARY l i f t i n g WORD_BOUNDARY t h o s e WORD_BOUNDARY w e i g h t s WORD_BOUNDARY