例句與造句

1. then, the values of endomorph and mesomorph increased at 12-18 and over 30 years old groups while those of ectomorph decreased
   進入成年以后，男女性內(nèi)、中因子值先小幅下降，然后逐漸上升，外因子值持續(xù)下降。
2. It's difficult to find ectomorphs in a sentence. 用ectomorphs造句挺難的