美[??npr??t?kt?d] 1 . This leaves fertile soil unprotected and prone to erosion.
這會讓肥沃的土壤暴露在外，使其容易受到侵蝕。
來自柯林斯例句
2 . You are playing Russian roulette every time you have unprotected sex.
行房時不采取避孕措施是非常危險的。
來自柯林斯例句
3 . The landing beaches would be unprotected .
登陸的海灘可能沒有設(shè)防。
來自柯林斯例句
4 . Machinery was often unprotected and accidents were frequent.
機器常裸露著，因此事故頻仍。
來自《權(quán)威詞典》
5 . Exposure of unprotected skin to the sun carries the risk of developing skin cancer.
皮膚沒有采取任何防曬措施就在太陽下曝曬的話有得皮膚癌的危險。
來自柯林斯例句
1.lacking protection or defense
2.lacking protection or a guard;
an unguarded gate
