然后愈合剂通过毛细作用而充填裂纹。
The healing agent, then, fills the crack through capillary action.
玉米籽粒内部生来就有许多微裂纹，构成胚乳内众多的微毛细管。
There are many tiny cracks inside the seed by nature, and which constitute numerous tiny capillaries inside the endosperm.
孔有毛细孔和可见小孔洞，缝有微细裂纹和动态变化的可见缝。
The hole has the pore and the small hole, the seam has the tiny crack and the dynamic change obvious seam obviously.
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