tòu
透水
tòu shuǐ
Water permeable; to let water through.
钉子钉（dìng）透了木板丨比喻用法透过事物的表面现象，找出它的本质。
dīng zi dìng tòu le mù bǎn | bǐ yù yòng fǎ tòu guò shì wù de biǎo miàn xiàn xiàng, zhǎo chū tā de běn zhì.
The nail has penetrated through the wooden board | Metaphorical usage: to see through the surface phenomena of things and find their essence.
这花白里透红。
zhè huā bái lǐ tòu hóng
This flower is white with a tinge of red.