鲟鱼和长嘴鱼都是硬鳞鱼.Sturgeons and gars are ganoid.硬鳞鱼在更早的地质时期数量巨大.Ganoid fishes swarmed during the earlier geological periods.陆龟的背甲高而呈圆盖形;后肢粗大, 形如象腿;前肢覆以硬鳞.Tortoises have a high, domed shell, heavy elephant - like hind legs, and...
他默默地抽着烟, 眼睛睁得很大,凝望着远方, 他的手指不断地弹动.He smoked in silence, his eyes wide and far away, his fingers dancing and dancing.矮子依旧躺在那里, 鄙夷地不屑地弹动他的手指头发出响声.There the dwarf lay, snapping his fingers with gestures of defiance and conte...
The 11 th segment carries a pair of segmented appendages, the cerci.第十一节有一对分节的附肢, 即尾须.Many systemic side effects, including skin and appendages, have been reported.包括皮肤及其附属器, 许多系统的副作用都曾被报告.My non - describable facial app...
Natural fabrics like silk and wool are better insulators than synthetics.丝绸和羊毛之类的纯天然织物比合成纤维的保暖性更好。To reduce heat losses the pipes are covered by thermal insulators.为了减少热散失,管子外包保温层.Crystals may be insulators, semiconducto...
把被盥洗室里的线圈弄脏的油煮开，免得它变质。Boil the oil soiled by the coil in the toilet lest it spoil.把被盥洗室里的线圈弄脏的油煮开,免得它变质.Boil the oil soiled by the coil in the toilet lest It'spoil.把鞋子在蹭鞋垫上擦干净, 否则你会把地板弄脏的.Clean your shoes on the mat...