mixture of sand silt and clay砂: sand; grit粉: powder镁砂粉砂轮: magnesite wheel粉砂: aleurite; bulldust; flour sand; limon; mealy sand; silty sand蚕砂粉: excrementum bombycis meal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:砂粉砂，即可在微信中查询翻译
