“阴脉之海”指的是()。
A.冲脉
B.任脉
C.督脉
D.带脉
E.阴阳维脉
参考答案:B
With more than 17000 islands, _____ only 6000 are inhabited, Indonesia is the world’s largest archipelago (岛国).
A.on which
B.for which
C.of which
D.along which
hnRNA剪接过程中
A.形成锤头结构
B.形成发夹结构
C.形成套索结构
D.形成三叶草结构
E.形成螺旋结构