soft call protection非: mistake; wrong; errors强制: force; compel; coerce买回: to buy a contracted commodit ...保障: ensure; guarantee; safeguard强制买回保障: hard call protection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:非强制买回保障，即可在微信中查询翻译
