| 正负电子 | zhèng fù diàn zǐ | electrons and positrons |
| 正电子断层 | zhèng diàn zǐ duàn céng | PET, positron emission tomography (medical imaging method) |
正电子照射断层摄
影 | zhēng diàn zǐ zhào shè duàn céng shè yǐng | positrion emission tomography (PET) |
| 正电子发射层析 | zhēng diàn zi fā shè céng xī | positron emission tomography (PET) |
正电子发射断层照
相术 | zhèng diàn zǐ fā shè duàn céng zhào xiāng shù | positron emission tomography (PET) |
正电子发射计算机
断层 | zhèng diàn zǐ fā shè jì suàn jī duàn céng | PET, positron emission tomography (medical imaging method) |
| 正电子发射体层 | zhèng diàn zǐ fā shè tǐ céng | PET, positron emission tomography (medical imaging method) |
| 武装分子 | wǔ zhuāng fèn zǐ | armed groups; fighters; gunmen |
| 歪点子 | wāi diǎn zi | illegal device; devious; crooked |
| 杀彘教子 | shā zhì jiào zǐ | to kill a pig as a lesson to the children (idiom); parents must teach by example |
| 母子垂直感染 | mǔ zǐ chuí zhí gǎn rǎn | mother-to-infant transmission |
| 毽子 | jiàn zi | jianzi (Asian shuttlecock game) |
| 气包子 | qì bāo zi | quick-tempered person |
| 氧原子 | yǎng yuán zǐ | oxygen atom |
| 氢原子 | qīng yuán zǐ | hydrogen atom |
| 氢原子核 | qīng yuán zǐ hé | hydrogen nucleus |
| 氢氧根离子 | qīng yǎng gēn lí zǐ | hydroxide ion OH- |
| 氢氧离子 | qīng yǎng lí zǐ | hydroxide ion OH- |
| 氮原子 | dàn yuán zǐ | nitrogen atom |
| 汗珠子 | hàn zhū zi | beads of sweat |
| 江南四大才子 | Jiāng nán sì dà cái zǐ | Four great southern talents of the Ming, namely: Tang Bohu 唐伯虎, Zhu Zhishan 祝枝山, Wen Zhengming 文征明 and Xu Zhenqing 徐祯卿 |
| 江湖骗子 | jiāng hú piàn zi | swindler; itinerant con-man |
| 河北梆子 | Hé běi bāng zǐ | Hebei opera |
| 泡子 | pāo zi | small lake; pond |
| 泡子 | pào zi | light bulb |
| 泥子 | nì zi | putty (used by plumbers and glaziers) |
| 活跃分子 | huó yuè fèn zǐ | activist |
| 浪卡子 | Làng kǎ zǐ | Nagarzê county, Tibetan: Sna dkar rtse rdzong, in Lhokha prefecture 山南地区, Tibet |
| 浪卡子县 | Làng kǎ zǐ xiàn | Nagarzê county, Tibetan: Sna dkar rtse rdzong, in Lhokha prefecture 山南地区, Tibet |
| 浪子 | làng zǐ | loafer; wastrel; prodigal son |
| 浪子回头 | làng zǐ huí tóu | the return of a prodigal son (idiom) |
| 涮锅子 | shuàn guō zi | hot pot; a dish where thinly sliced meat and vegetables are boiled briefly in a broth and then served with dipping sauces |
| 淑人君子 | shū rén jūn zi | virtuous gentleman (idiom) |
| 淮南子 | Huái nán zi | miscellany of writing from the Western Han (former Han) |
| 混子 | hùn zi | hoodlum; person unfit for society |
| 混日子 | hùn rì zi | to idle; to waste time |
| 渺子 | miǎo zǐ | muon (in elementary particle physics) |
| 凑份子 | còu fèn zi | to pool resources (for a gift, project etc) |
| 滚子轴承 | gǔn zi zhóu chéng | roller bearing |
| 潭子 | Tán zǐ | Tantzu township in Taichung county 台中县, Taiwan |
| 潭子 | tán zi | deep natural pond |
| 潭子乡 | Tán zǐ xiāng | Tantzu township in Taichung county 台中县, Taiwan |
| 激进分子 | jī jìn fèn zǐ | radicals; extremists |
| 激进武装分子 | jī jìn wǔ zhuāng fèn zǐ | armed extremists |
| 滥套子 | làn tào zi | platitude; pointless talk |
| 泻肚子 | xiè dù zi | see 泻肚 |
| 火筷子 | huǒ kuài zi | fire tongs; hair curling tongs |
| 炎黄子孙 | Yán huáng zǐ sūn | Descendants of the Fiery Emperor and Yellow Emperor (i.e. Han Chinese people) |
| 炸丸子 | zhá wán zi | croquettes; deep fried food balls |
| 炸子鸡 | zhá zǐ jī | barbecued chicken |
