skin crack

• 表面裂纹

skin crack的用法和样例：

例句

1. Results show that the crack is mainly intergranular and there is no decarburization and oxidation at the edge of the crack.
   根据齿座表面裂纹主要呈沿晶扩展，裂纹两侧无脱碳和氧化现象，认为该裂纹为淬火裂纹。
2. No stress measurements or crack surface samples were available for examination, only the surface crack configuration.
   没有应力测量或裂纹表面取样可用于检验，只能依据表面裂纹图形。
3. His over-taut skin seeped and cracked whenever he exerted himself.
   每当他用劲的时候，紧绷的皮肤就会开始渗血然后开裂。
4. Pat your skin rather than rubbing to avoid chapping and cracking.
   轻拍你的肌肤，而不是揉搓，这样可以避免皮肤皲裂或开裂。