Sometimes we use a reflexive pronoun without " by" .

有时我们用反身代词，不带by。

A reflexive pronoun describes the subject of a sentence.

反身代词描述句子的主语。

We've learned when to use reflexive pronouns and when not to.

我们学会了什么时候用反身代词，什么时候不用。

But we don't use a reflexive pronoun with prepositions of place.

但是我们不会把反身代词和表示地点的介词连用。

This usage may have the same meaning as " by" reflexive pronoun.

这种用法可能与by加反身代词有相同的意思。

We use a reflexive pronoun in the first part of the sentence.

我们在句子的第一部分使用了反身代词。

She'll need to use the reflexive pronoun " myself" .

她需要使用反身代词“myself”。

Reflexive pronouns refer back to the subject of a sentence or clause.

反身代词指代一个句子或从句中的主语。

Although it has other meanings, when used with a reflexive pronoun, it means alone or without help.

它还有其他意思，但当与反身代词连用时，它的意思是独自或没有帮助。

Okay, so we use a reflexive pronoun when it refers to the subject of a sentence or clause.

好的，所以我们用反身代词指代一个句子或从句的主语。