词汇	barrier ditch
释义	barrier ditch 设障沟
随便看	special surplus special surplus account special surrendering Special surroundings special sursery special surveillance special surveillance inspection Special Surveillance Vehicle special survey special survey of inert gas system special survey of refrigerated machinery special survey of the hull special survey of the machinery special survey questionnaire special susceptibility Special Suspense Account special swashplate engine special symbol special symbol appointment Special Symptoms special symptoms of children special synchronous machine special synthetic rubber special synthetic soil special table