purge gas stream除: get rid of; eliminate; remov ...污: slops; sewage; dirt; filth气流: air current; airflow; wind c ...污气: foul gas除污: decontamination; defaecate; degreasing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:除污气流，即可在微信中查询翻译
