英汉例句雙語例句Patterns in Nature: Butterflies Colorful gerbera daisies highlight the rich coloration of a spicebush swallowtail butterfly (Papilio troilus).蝴蝶在自然界的模式。華美的大丁草雛菊突出其富有的染色――西美臘梅燕尾蝴蝶。papilio troilus更多例句