river crossing levellingriver －crossing levelingriver-crossing levelingriver－crossing leveling跨: step; stride河水: river water准: standard; guideline; criteri ...测量: survey; measure渡河水准测量: river crossing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:跨河水准测量，即可在微信中查询翻译
