Word: 精通 (jīngtōng) 精通 dictionary entry jīngtōng to be proficient in; to master (a subject) Full dictionary entry for 精通 Example sentences using 精通 7 sentences, showing page 1 of 1. 他精通波斯语。 Tā jīngtōng Bōsīyǔ. He is proficient in Farsi. 他精通英文。 Tā jīngtōng Yīngwén. He has a good grasp of English. 她精通法语。 Tā jīngtōng Fǎyǔ. She is proficient in French. 精通一种外语需要耐心。 Jīngtōng yìzhǒng wàiyǔ xūyào nàixīn. Mastering a foreign language calls for patience. 精通英语是困难的。 Jīngtōng Yīngyǔ shì kùnnan de. To master English is hard. 要精通英语不容易。 Yào jīngtōng Yīngyǔ bù róngyì. It is not easy to master English. 要精通英语是不容易的。 Yào jīngtōng Yīngyǔ shì bù róngyì de. English isn't easy to master.