课题

wǒ men mù qián yán jiū de kè tí shì guāng hé zuò yòng

我们目前研究的课题是光合作用。

Our current research topic is photosynthesis.

zhè ge kè tí tā kè kǔ zuān yán le sān nián zhōng yú qǔ dé le chéng gōng

这个课题他刻苦钻研了三年，终于取得了成功。

He worked hard on this subject for three years and finally achieved success.

jìn xíng rèn hé yī gè kè tí de yán jiū dōu bì xū cóng sōu jí zī liào rù shǒu

进行任何一个课题的研究，都必须从搜集资料入手。

To conduct any research on a subject, we must start with collecting data.

rú hé jiào yù hǎo dú shēng zǐ nǚ shì yī gè xīn de kè tí

如何教育好独生子女是一个新的课题。

How to educate an only child is a new problem.

nán jiě jué de kè tí

难解决的课题

difficult task

shēng huó yǐ jīng tí chū le xīn de kè tí

生活已经提出了新的课题。

Life has presented a new challenge.