- The development of the backboned animals is one of the most fascinating parts of the story of evolution.
- After oneself became a teacher, still discover the teacher has two kinds: One kind is backboned, one kind is spineless.
- The boy was backboned and he would like to make a successful living in the south place by his own efforts in order to make her parents see in a better light.
- The occupational ethics building plays a backboned and leading role in the ethics building under the condition of socialist market economy,thus possessing an especially important position.
- phosphorus-nitrogen backboned polymer
- Several Considerations about Building the Hebei Industry of Environment Protection as a Backboned Industry