supplement of sailing directions航行: coastwise navigation; coasti ...指南: fingerpost; guide; vade mecu ...增补: enlargement; augment; supple ...篇: a piece of writing索引指南增刊: index guide supplement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:航行指南增补篇，即可在微信中查询翻译
