阳光不能透入树木最浓密的地方.The sunshine could not penetrate where the trees were thickest.这种阳离子能透入孢子.The cation penetrates the spore.湿气透入墙壁.The damp strikes through the walls....

“透入”的英语可以翻译为：permeate，[医] penetration，phoresis ...