毛孔是毛囊和皮脂腺的共同開口，除了是一般人最熟知長出毛髮的孔，還有其他重要功能包括排泄皮脂腺的分泌物。

Pore is a minute opening in a surface, especially the skin or integument of an organism, through which gases, liquids, or microscopic particles may pass.

毛孔分泌出油脂，而角質代謝速率不夠快，毛孔容易被周邊堆積的角質阻塞，形成黑頭、白頭，毛孔會顯得異常粗大。

Our body bodies produce sebum to protect our skin. When sebum and dirts are collected, skin swells and pores look larger than they normally would.

經常擠暗瘡、粉刺會令皮膚受過度刺激，造成傷害，導致毛孔粗大。皮膚受損後更會容易出現凹凸不平的狀況或疤痕。

Bad habits habits like squeezing pimples or acnes cause damage to our skin and make pores larger.

隨著年紀增長，皮膚的彈性會慢慢流失，毛孔也會隨著鬆弛而變得粗大。

When people age, skin loses elasticity and pores become larger.