学生应该在基础知识上立足，再深入学习。

Xuéshēng yīnggāi zài jīchǔ zhīshì shàng lìzú, zài shēnrù xuéxí.

Students should build a foundation on basic knowledge before delving into advanced studies.

只有不断学习，你才能在这个行业立足。

Zhǐyǒu búduàn xuéxí, nǐ cáinéng zài zhège hángyè lìzú.

Only by continuously learning can you gain a foothold in this industry.

企业要在市场上立足，就必须不断创新。

Qǐyè yào zài shìchǎng shàng lìzú, jiù bìxū bùduàn chuàngxīn.

For a company to establish itself in the market, continuous innovation is necessary.