义素
参考答案:
构成词义的最小意义单位,也就是词义的区别特征。
"Please" and "Thank you" are words which are very helpful when greeting other people, and
buying____ or____.[ ]
A. good; service
B. goods; services
C. good; services
D. goods; services
患者,男性,56岁,因“股骨颈骨折”,拟在全麻下行THR,该患者既往有冠心病、房颤病史十年,患者在全麻诱导过程中,但尚未气管插管时心室率增快至102次/分,心电图V5导联ST段明显压低,考虑最可能与下列哪个麻醉药物有关()
A.异丙酚
B.芬太尼
C.咪达唑仑
D.泮库溴胺
E.利多卡因