例句與造句

1. There are a number of forms reported : an anhydrous form, a dihydrate, Ca 2 P 2 O 7 ?H 2 O and a tetrahydrate, Ca 2 P 2 O 7 ?H 2 O . Deposition of dihydrate crystals in cartilage are responsible for the severe joint pain in cases of calcium pyrophosphate deposition disease ( pseudo gout ) whose symptoms are similar to those of gout.
2. It's difficult to find pseudo gout in a sentence. 用pseudo gout造句挺難的