A period is a time limit from a certain time to a certain time, which is closer to a "period" and is a complete time.

In the meantime, "that time" refers to a certain period of time within a period of time, which is often related to specific events.

There is a difference between Chinese Pinyin and English.

During the period, the pinyin is qī jīan j and an J and An,1; English is a full stop; ? Time; ? Duration.

In the meantime, the pinyin is qí jiān, with two tones; English is; Between them.

3. There are differences in usage methods.

The period cannot be used alone, nor can it be used as an adverbial of time alone. When you use it, you must add a modifier in front of it. For example, the modern Han Dynasty, the busy farming season, the Spring Festival and the Anti-Japanese War.

It can be used alone, and it doesn't need to be preceded by any pronoun or modifier to indicate time. He has been engaged in this work for half a year, during which he has learned a lot of new knowledge.

There is a difference between this term and its explanation.

"Period" in the period refers to "the scheduled time; Date "doesn't mean" that, that "and can't be used as a pronoun.

In the meantime, "qi" is a function word in classical Chinese, which can be used as a pronoun and has the meaning of "na, na", and "qi" can also be understood as "at that time, at that time", so the word "qi" can be used as an adverbial of time alone.

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