技术jì shù
technology, technique, skill下载xià zǎi
to download, also pr. xia4 zai4专家zhuān jiā
expert, specialist保存bǎo cún
to conserve, to preserve, to keep修改xiū gǎi
to amend, to alter, to modify复制fù zhì
to duplicate, to make a copy of应用yìng yòng
to use, to apply, application构成gòu chéng
to constitute, to form, to compose目录mù lù
catalog, table of contents