On the left of the moon is the year column, and on the right is the sun column. That is to say, there is no soil in B-wood, B-wood is a flowering fruit tree, and B-wood has roots. There is also sea water to nourish and moisten, but sea water is the water of rivers, which is not good for B-wood. If there is no fire to keep warm. Generally speaking, it's not bad. It depends on the power of each word.