The document defines the Chinese word "jíshí" which means "in time" or "promptly". It provides several examples of using jíshí in sentences: 1) Problems at work must be solved in a timely manner. 2) It seemed like it was going to rain soon, fortunately my father arrived promptly. 3) Conversations between two people A and B use jíshí in different scenarios where arriving or acting in a timely fashion is important.

1. English meaning:
及時 means in time, at the right moment, be propitiously
timed, in good time, forehanded ; forth with, without delay,
promptly
Structure:
⋯⋯ ，及時 ⋯⋯
⋯⋯，及時⋯⋯

2. ⋯⋯，及時⋯⋯
A:工作中有問題必須及時解決。
A: Gōngzuò zhōng yǒu wèntí bìxū jíshí jiějué.
A: The work in question must be solved in time.
B:沒錯，不然就會一錯再錯。
B: Méicuò, bùrán jiù huì yī cuò zài cuò.
B: That's right, otherwise it will be wrong again.

3. A:好像快下雨了，幸好爸爸及時趕到。
A: Hǎoxiàng kuài xià yǔle, xìnghǎo bàba jíshí gǎn dào.
A: It seems that it is going to rain, but fortunately my father arrived in time.
B:還以為我們要淋雨回家了。
B: Hái yǐwéi wǒmen yào lín yǔ huí jiāle.
B: I thought we were going home in the rain.
⋯⋯，及時⋯⋯

4. ……， 及時 ……
工作中有問題必須 及時 解決。
好像快下雨了，幸好爸爸 及時 趕到。
⋯⋯，及時⋯⋯

5. A:好像快下雨了，幸好爸爸及時趕到。
A: Hǎoxiàng kuài xià yǔle, xìnghǎo bàba jíshí gǎn dào.
A: It seems that it is going to rain, but fortunately my father arrived in time.
B:還以為我們要淋雨回家了。
B: Hái yǐwéi wǒmen yào lín yǔ huí jiāle.
B: I thought we were going home in the rain.
A:就說今天要記得帶傘，你還叫我別帶。
A: Jiù shuō jīntiān yào jìdé dài sǎn, nǐ hái jiào wǒ bié dài.
A: I said that we have to bring an umbrella today, you still told me not to bring it.
B:因為傘太重了。我們快上車吧!
B: Yīnwèi sǎn tài zhòngle. Wǒmen kuài shàng chē ba!
B: Because the umbrella is too heavy. Let's get in the car!

6. A:工作中有問題必須______解決。
B:沒錯，不然就會一錯再錯。
A:做錯事應該______修正。
B:對阿，不然容易養成壞習慣。

7. A:(好像快下雨了，幸好爸爸及時趕到)。
B:還以為我們要淋雨回家了。
A:末班公車就要開走了，幸好你及時趕上。
B:(真是幸好，還以為今天要走路回家了)!