cladding center包: wrap层: I storey; tier; stratum中心: centre; centrum; centrality; ...冰层中心样本: ice core samples附加浮力层中心: center of the added buoyant layer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:包层中心,即可在微信中查询翻译