posterior limb的用法和樣例：
例句
- Terrestrial carnivores have four or five clawed digits on each limb.
陸棲食肉動(dòng)物的前后肢上都長(cháng)有四個(gè)或五個(gè)帶爪的足趾。 - The transplanted adult stem cell and its differentiated descendants restored lost function to mice with hind limb muscle tissue damage.
移植的成體干細胞分化及其后裔恢復了功能，小鼠后肢肌肉組織的破壞。
