词汇	tracheal tube
释义	tracheal tube 气管套管
随便看	origin of mind origin of mineral Origin of minera metter origin of modem humans origin of moral origin of morality origin of mountains origin of muscle Origin of Nation origin of nationality origin of natural gas origin of Nayman tribe origin of neonatal attentio origin of neonatal attention origin of neonatal memory origin of nerve fiber origin of news origin of noise origin of nuclei origin of oil origin of oil and gas origin of ore deposit origin of ore fluids origin of ore-forming materials origin of organic carbon