表面阻擋層 的英文怎麼說
中文拼音 [biǎomiànzǔdǎngcéng]
表面阻擋層
英文
surface barrier- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 擋 : 擋Ⅰ動詞1 (攔住; 抵擋) keep off; ward off; block; resist 2 (遮蔽) cover; block; get in the way...
- 層 : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
- 阻擋 : stop; stem; resist; obstruct
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Because the skin excretes melanin, which will come out absorb the uv rays from sun and darken the skin, but the hair doesn ' t, it can only decompound melanin
答案一,人體會在皮膚表面增加黑色素的沉積,阻擋陽光中的紫外線深入皮膚內層,但是頭發沒這本事,只會分解黑色素。
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