低at a short distance from the ground; hang down
刀something shaped like a knife; one hundred sheets of paper
变化change in the state or nature of things;change
大学university; The Great Learning
大雨rainfall reaching a level of 25 50 mm. within 24 hours; heavy rain
情况situation; military situation
手hand; person skilled in something
技术technology; technical equipment
电视television; television images
第auxiliary word for ordinal numbers; mansion/residence of a high official