wall hollowwallrecess墙: wall的: 4次方是 The fourth power of 2 i ...门: entrance; exit; door; gate槽: trough; manger门槽: gate groove; gate guide; gate recess; gate slot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:墙的门槽，即可在微信中查询翻译
