例句與造句

1. Morphine injection from extradural cavity 、 subarachnoid cavity 、 ventricle of cerebrum can have an obvious effect in treating intractable pain resulting from cancer by binding its receptor in spinal cord and centra with reduced dosage and side effect . this article reviews this drug about its usage , quantitative titration formula in theory and pharmacokinetic character
   硬膜外腔、蛛網(wǎng)膜下腔、腦室內(nèi)注射嗎啡可以集中其脊髓嗎啡受體及中樞嗎啡受體作用而對頑固性癌痛有效,并且因用量減少而副作用減少,本文介紹其用法及量的滴定理論公式以及藥物代謝動力學(xué)特點(diǎn)。
2. It's difficult to find subarachnoid cavity in a sentence. 用subarachnoid cavity造句挺難的