You should do your work from beginning to end and never give up halfway through.
Examples (Wiktionary)
Mandarin
我们地球本身是一颗惑星,用极快的速度在天空里行动;如在中途遇着这样的事变,也是说不定的。
我們地球本身是一顆惑星,用極快的速度在天空裏行動;如在中途遇着這樣的事變,也是説不定的。
wǒ men dì qiú běn shēn shì yī kē huò xīng , yòng jí kuài de sù dù zài tiān kōng lǐ xíng dòng ; rú zài zhōng tú yù zháo zhè yàng de shì biàn , yě shì shuō bù dìng de .
X
Mandarin
我们希望我国的知识分子继续前进,在自己的工作和学习的过程中,逐步地树立共产主义的世界观,逐步地学好马克思列宁主义,逐步地同工人农民打成一片,而不要中途停顿,更不要向后倒退,倒退是没有出路的。
我們希望我國的知識分子繼續前進,在自己的工作和學習的過程中,逐步地樹立共產主義的世界觀,逐步地學好馬克思列寧主義,逐步地同工人農民打成一片,而不要中途停頓,更不要向後倒退,倒退是沒有出路的。
wǒ men xī wàng wǒ guó de zhī shi fèn zǐ jì xù qián jìn , zài zì jǐ de gōng zuò hé xué xí de guò chéng zhōng , zhú bù de shù lì gòng chǎn zhǔ yì de shì jiè guān , zhú bù de xué hǎo mǎ kè sī - liè níng zhǔ yì , zhú bù de tóng gōng rén nóng mín dǎ chéng yī piàn , ér bù yào zhōng tú tíng dùn , gèng bù yào xiàng hòu dào tuì , dào tuì shì méi yǒu chū lù de .
We hope that they will continue to make progress and that in the course of work and study they will gradually acquire the communist world outlook, grasp Marxism-Leninism and become integrated with the workers and peasants. We hope they will not stop halfway, or, what is worse, slide back, for there will be no future for them in going backwards.