| 释义 |
heavy-duty adjective [only before noun] very strong and suitable for hard physical work or to be used all the time 耐用的；结实的；重型的◆heavy-duty trucks (= strong and large) 重型卡车◆for business use you need a heavy-duty word-processing program. 应用于商业用途的话，你需要一套功能强大的文字处理程序。 opp light-duty ➡ medium-duty |