While translating long sentences, first find the structure of the original sentence, principal clause and subordinate clause, find out the logical relation between them.
翻译长句时要先弄清原文的句法结构，找出主句和从句以及它们之间的逻辑关系；
2
Anderson USES those few minutes to write a two - or three-sentence summary of the lesson's principal points, which she scans before the next day's class.
安德森则利用这几分钟用两三句话总结出这堂课的重点，在第二天上课前把总结略读一遍。
3
This paper analyses the relations between the predicate and the principal part of the Japanese psychological verb sentence from the tone of the speaker.