Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有袋动物一样儿袋，这时猫猴膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个儿袋（marsupium），在母体下腹盖住乳头皮袋，幼体在袋内继。

Having no marsupial pouch, the mother presses the patagium into service.

但它有像有袋物一样的育儿袋，这时猫猴妈妈的翼膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个育儿袋（marsupium），在母体下腹盖住乳头的皮袋，幼体在袋内继续发育。

Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有袋动物一样的育儿袋，这时猫猴妈妈的翼膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个育儿袋（marsupium），在母体下腹盖住乳头的皮袋，幼体在袋内继续发育。

Having no marsupial pouch, the mother presses the patagium into service.

它们没有像有袋动物一样的育儿袋，这时猫猴妈妈的翼膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个育儿袋（marsupium），在母体下腹盖住乳头的皮袋，幼体在袋内继续发育。

Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有袋动物一样的育儿袋，猴妈妈的翼膜就派用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个育儿袋（marsupium），在母体下腹盖住乳头的皮袋，幼体在袋内继续发育。

Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有动物一样的，这时猫猴妈妈的翼膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个（marsupium），在母体下腹盖住乳头的皮，幼体在内继续发。

Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有动物一样的育儿，这时猫猴妈妈的翼膜就派上用。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

多品种都有一个育儿（marsupium），在母体下腹盖住乳头的，体在内继续发育。

Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有袋动物一儿袋，这时猫猴妈妈翼膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个儿袋（marsupium），在母体下腹盖住乳头皮袋，幼体在袋内继续发。

Having no marsupial pouch, the mother presses the patagium into service.

但它们没有像有袋动物一样的育儿袋，这时猫猴妈妈的翼膜就派上用场了。

Many species have a pouch (marsupium), a fold of skin covering the nipples on the mother's lower belly, where the young continue their development.

许多品种都有一个育儿袋（marsupium），在母体下腹盖住乳头的皮袋，幼体在袋内继续发育。