preform怎么记,preform的词根词缀巧记速记方法-怎么记单词

preform

单词释义

n.初步加工的成品，压片，雏形，(录音用)盘料
v.预先形成[决定]，把…初步加工

词根词缀记忆/谐音联想记忆补充/纠错

其他怎么记补充/纠错

词性拓展记忆 / 词形拓展记忆

原形：preform第三人称单数：preforms过去式：preformed过去分词：preformed现在分词：preforming

对比记忆 / 类比记忆 / 形近词记忆

form / aciform / conform / isoform / oviform / perform / …………

单词例句

Optical fiber preform is a specially designed cylindrical glass rod that serves as precursor for manufacturing optical fibers.

So far, YOFC has mastered three types of optical fiber preform manufacturing technologies and obtained over 700 invention patents at home and abroad.

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