ght10feeti
totheairo
o
emi
uteHise
gi
ecouldlifta33pou
dweight100feeti
o
emi
uteBecausehise
gi
edidte
timesasmuchworkasthehorseWattcalleditate
horsepowere
gi
e1、ThepassagesaysthatWattmadethefirstwidelyusedsteame
gi
e正确7Theword