例句與造句

1. the present paper provides a class of quasilinear pseudohyperbolic equation of the existence of classical solutions of the first boundary value problem under some suitable structure conditions
   摘要在一定條件下，證明一類擬線性偽雙曲方程的第一初邊值問題古典解的存在性。
2. It's difficult to find pseudohyperbolic in a sentence. 用pseudohyperbolic造句挺難的