blind convection system无: not have; there is not; be w ...地表: the earth's surface显示: show; display; demonstrate; ...的: 4次方是 The fourth power of 2 i ...对流: convection; convection curre ...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:无地表显示的对流系统，即可在微信中查询翻译
