bleach

• 名词，指用于漂白或去除材料颜色的化学物质（如次氯酸钠），也指漂白或使东西褪色的过程。

A noun referring to a chemical agent used to whiten or remove color from materials, or the process of whitening something through exposure to sunlight or chemicals.

不可数

1. Whiteness from color removalB2formal

   The white or colorless appearance that results from removing the original color from a material.

   漂白后的白度

   • The bleach of the fabric gave it a crisp, clean look.
   • After treatment, the cloth achieved a perfect bleach.
   • The sun's bleach faded the old photograph.

2. Whitening agentA2formal

   A chemical substance used to remove color and whiten or lighten materials, such as fabrics or hair.

   漂白剂

   • She used bleach to remove the stain from her white shirt.
   • Hair bleach can lighten your hair several shades.
   • Industrial bleach is often used in paper production.

   同义词bleaching agentwhitener

3. Act of whiteningB1formal

   The process or act of making something white or colorless, either by sunlight or chemical agents.

   漂白

   • The bleach of the wood took several hours in the sun.
   • A thorough bleach is required to remove all traces of dye.
   • The laundry process includes a bleach step for whites.

   同义词whitening

• 动词，指通过化学药剂或阳光作用使某物褪色、变白或颜色变浅。

A verb used to indicate the act of making something white or lighter in color, typically by using a chemical agent or exposure to sunlight.

1. B1formal

   To remove color from something, typically using a chemical agent.

   漂白

   • The sun bleached the fabric over time.
   • She bleached her hair to a lighter shade.
   • The cleaner bleached the stains out of the white shirt.

   同义词blanchdecolorizefadelightenwhiten

   反义词colordyepaintstaintint

2. Whiten or lightenB1formal

   To make something whiter or lighter in color, often for cleaning or cosmetic purposes.

   漂白

   • He bleached the kitchen countertops to remove the discoloration.
   • The laundry detergent is designed to bleach whites.
   • They bleached the wood to give it a lighter finish.

   同义词blanchdecolorizeetiolatefadelightenpalewhiten

   反义词blackendarkendyestain

短语动词变体bleach out