例句與用法

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1. Photoreactivation systems have been found in many organisms from bacteria to marsupials .
   在從細菌到有袋類動物的許許多多有機體中，已經(jīng)發(fā)現(xiàn)光致反應(yīng)系統(tǒng)。
2. Koala bears and kangaroos are the most common marsupials
   無尾熊和袋鼠是最普遍的有袋動物。
3. The koala is a nocturnal , tree dwelling marsupial mammal
   考拉屬喜夜間活動的、居于樹上的有袋類哺乳動物。
4. The koala bear is not classified as a bear , but as a marsupial
   考拉熊不是分在熊類動物里，而是分在有袋動物類。
5. Colugos resemble marsupials in that their young are born early in embryonic development
   像有袋動物一樣，貓猴的寶寶在胚胎發(fā)育早期就出生。