executive involvement高层: high-rise管理者: director的: 4次方是 The fourth power of 2 i ...参与: partake; participate in; hav ...高层管理者: top managers下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:高层管理者的参与，即可在微信中查询翻译
