词汇	freshwater ecology
释义	freshwater ecology 淡水生态学
随便看	digital circuit switch Digital circuit system digital circuit test digital circuit tester digital circuit testing digital circular and radial gratings Digital circumstance digital city digital city facility digital city management digital city model digital city planning digital classification digital classification program digital classroom for language learning digital classroom for language teaching digital clock digital-clock Digital Clock Control-Digital Clock Control digital clock display digital clock pulse digital clock pulse generator digital clock radio digital clocks digital clock source