A Simple sentence is one that contains a finite verb.

简单句是含有一个限定动词的句子。

A Simple sentence is one that contains a finite verb (and only one finite verb).

简单句是含有一个限定动词(而且仅含一个)的句子。

A phrase does not contain a finite verb and does not have a subject-predicate structure.

片语是构成一个语法单位的一组词，它没有限定动词，也不存在主述结构。

Simple sentence is one that contains a finite verb (and only one finite verb). It does one of four things.

简单句是含有一个限定动词(而且仅含一个)的句子。它有四种功能。

Normally, a sentence consists of at least a subject and its predicate which contains a finite verb phrase.

通常一个句子至少包括主语和谓语，谓语包含限定动词或动词词组。