零件líng jiàn
part, component项目xiàng mù
item, project, sports event领导lǐng dǎo
lead, leading, to lead, leadership上级shàng jí
higher authorities, superiors下属xià shǔ
subordinate, underling专长zhuān cháng
specialty, special knowledge or ability为首wéi shǒu
head, be headed by主导zhǔ dǎo
to lead, to manage主管zhǔ guǎn
in charge, responsible for