例句與造句

1. the high temperature polymerization pulls crowds the manufacture craft, the whole pin technology, the isosceles trapezoid stable modelling, the ladder brace, the ladder foot skid prevention design, center spatial structure
   高溫聚合拉擠制造工藝，整體銷棒技術，等腰梯形穩(wěn)定性造型，梯撐梯腳防滑設計，中空結構。
2. It's difficult to find ladder foot in a sentence. 用ladder foot造句挺難的