Wikipedia has an article on: <span class="searchmatch">球面</span><span class="searchmatch">像差</span> Mandarin (Pinyin): qiúmiàn xiàngchā (Zhuyin): ㄑㄧㄡˊ ㄇㄧㄢˋ ㄒㄧㄤˋ ㄔㄚ Mandarin (Standard Chinese)+ Hanyu Pinyin: qiúmiàn xiàngchā...
(sjanča) Sinological IPA (key): /ɕi̯ɑŋ⁵¹ ʈ͡ʂʰä⁵⁵/ <span class="searchmatch">像差</span> (optics) optical aberration 彗形像差 球形<span class="searchmatch">像差</span> (qiúxíng xiàngchā) <span class="searchmatch">球面</span><span class="searchmatch">像差</span> (qiúmiàn xiàngchā) 色<span class="searchmatch">像差</span> (sèxiàngchā)...
sjanča) Sinological IPA (key): /t͡ɕʰi̯oʊ̯³⁵ ɕiŋ³⁵ ɕi̯ɑŋ⁵¹ ʈ͡ʂʰä⁵⁵/ 球形<span class="searchmatch">像差</span> (optics, less common) synonym of <span class="searchmatch">球面</span><span class="searchmatch">像差</span> (qiúmiàn xiàngchā, “spherical aberration”)...
Sinological IPA (key): /kʰɐu̯²¹ miːn²²/ <span class="searchmatch">球面</span> surface of a ball (geometry) sphere <span class="searchmatch">球面</span><span class="searchmatch">像差</span> (qiúmiàn xiàngchā) <span class="searchmatch">球面</span>度 (qiúmiàndù) <span class="searchmatch">球面</span>波 <span class="searchmatch">球面</span>角 (qiúmiànjiǎo) 球面鏡 / 球面镜 (qiúmiànjìng)...
tsaa1 Guangdong Romanization: keo4 ca1 Sinological IPA (key): /kʰɐu̯²¹ t͡sʰaː⁵⁵/ 球差 (optics) short for <span class="searchmatch">球面</span><span class="searchmatch">像差</span> (qiúmiàn xiàngchā, “spherical aberration”)...