Meaning of gù dìng:
固定
to fix; to fasten; to set rigidly in place
Wǒmen xūyào jiāng zhè kuài bǎnzi gùdìng zài qiáng shàng.
我们需要将这块板子固定在墙上。
We need to fix this board onto the wall.
Tā yòng dīngzi bǎ shūjià gùdìng zài qiáng shàng.
他用钉子把书架固定在墙上。
He used nails to fasten the bookshelf to the wall.
Zhège chuānghù shì gùdìng de, bùnéng dǎkāi.
这个窗户是固定的,不能打开。
This window is fixed and cannot be opened.
fixed; set; regular
Tā de gōngzuò shíjiān shì gùdìng de.
他的工作时间是固定的。
His working hours are fixed.
Zhège yǐzi shì gùdìng de, bù róngyì yídòng.
这个椅子是固定的,不容易移动。
This chair is fixed and not easy to move.
Tā yǒu yīgè gùdìng de zuòxí shíjiān.
他有一个固定的作息时间。
He has a regular schedule.