红色神经元(red nerve cell)

1、neural stem cell，NSCs (神经干细胞)

neural stem cell，NSCs (神经干细胞)

2、White infarct and red infarct

White infarct and red infarct

3、红色石灰土（red limestone soils）

红色石灰土（red limestone soils）

4、红色肝样变(red hepatization)

红色肝样变(red hepatization)

5、A red triangular daymark marks （）.

A red triangular daymark marks （）.Athe centerline of a navigable channelBthe starboard side of a channelCa prominent object of navigational interest that has no lateral significanceDan area of a channel where passing another vessel is permitted

6、Red lights may appear on（）.

Red lights may appear on（）.Ahorizontally banded buoysBvertically striped buoysCyellow buoysDspherical buoy