circumzenithal近: near; close天顶: zenith的: 4次方是 The fourth power of 2 i ...天顶的: vertical; zenithal近天顶点: vertex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:近天顶的,即可在微信中查询翻译