可抑制胆碱酯酶的药物是
A.阿托品
B.东莨菪碱
C.山莨菪碱
D.新斯的明
E.肾上腺素
参考答案:D
Don't set him to talking philosophy or he'll go on all evening.
A.off
B.on
C.at
D.of
流媒体采集卡是用来做什么的?