| 单词 |
fruit acid |
| 释义 |
fruit acid, n.
Brit. |ˈfruːt ˌasɪd|, U.S. |ˈfrut ˌæsəd|
[‹ fruit n. + acid n.]
An acid that occurs in fruit, esp. (in recent use) one that is an alpha-hydroxy acid, such as malic acid or glycolic acid.
1859E. Parrish Treat. Pharmacy (ed. 2) vii. 340 The acids placed in this group may be artificially obtained from the fruit acids. 1864Sci. Amer. 9 Apr. 227/2 This glazing contains an active poison—the oxide of lead—which is dissolved by fruit acids, and is extremely dangerous to life. 1918Proc. Royal Soc. (B.) 90 287 Exciting a flow of saliva by taking into the mouth fruit acids such as lemon or tomato juice. 1927Official Gaz. (U.S. Patent Office) 29 Nov. 1052/1 Prepared powder containing flavor, fruit acid, and color. 1990Antiquaries Jrnl. 70 106 They were pickled in citrous fruit acids or vinegar to remove the copper oxides. 1996Green Bk. of Beauty 1996 Catal. (Yves Rocher) 18/1 After 4 weeks' application of the Anti-wrinkle Skin Renewal Complex, with 10 beneficial oils and 3 fruit acids, the depth of wrinkles was reduced. |
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