dark blue
collocation深蓝色
He wore a dark blue suit to the interview.
他穿了一套深蓝色西装去面试。
蓝色的
先理解核心含义，再看它在真实句子里的用法。
蓝色的
Of a blue hue.
She painted the walls a soft blue to create a calm atmosphere.
她把墙壁漆成柔和的蓝色，以营造宁静的氛围。
蓝色的
Of a blue hue.
因缺氧而皮肤呈蓝色或紫色；发绀的
Having a bluish or purplish shade to the skin due to a lack of oxygen to the normally deep-red red blood cells; cyanotic.
苍白的,没有红色或光泽
Pale, without redness or glare.
属于或偏向电磁波谱的高频端或“蓝色”端
Of, dominated by, or shifted toward the higher-frequency, or "bluer", end of the electromagnetic spectrum.
The sky turned a deep blue after the storm passed.
暴风雨过后，天空变成了深蓝色。
He wore a blue tie that matched his eyes.
他系了一条与他眼睛颜色相配的蓝色领带。
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深蓝色
He wore a dark blue suit to the interview.
他穿了一套深蓝色西装去面试。
蓝眼睛
She has big blue eyes.
她有一双蓝色的大眼睛。
蓝色牛仔裤
I bought a pair of blue jeans yesterday.
我昨天买了一条蓝色牛仔裤。
蓝鲸
The blue whale is the largest animal on Earth.
蓝鲸是地球上最大的动物。
蓝纹奶酪
Would you like blue cheese on your salad?
你的沙拉上要加蓝纹奶酪吗？
（因寒冷或缺氧）变蓝，发青
Her fingers turned blue in the icy water.
她的手指在冰冷的水中冻得发青。
出乎意料地；突然地
He called me out of the blue after ten years.
十年后他突然给我打了个电话。
千载难逢；极少
We only go out for dinner once in a blue moon.
我们极少出去吃晚饭。
徒劳地；费尽口舌
You can argue until you're blue in the face, but I won't change my mind.
你可以争辩到脸红脖子粗，但我不会改变主意。
蓝月亮，你看见我独自伫立。
She painted her room blue.
她把房间刷成了蓝色。
你别踩我的蓝色麂皮鞋。
The sky looked clear and blue after the storm.
暴风雨过后，天空看起来清澈湛蓝。
Use blue naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆联想：blue 不只有“蓝色”——缺氧时皮肤发紫发蓝（发绀）也叫 blue，脸苍白无血色也叫 blue。想象缺氧时发紫的脸。
语域：neutral 常见场景：日常交谈、书面写作、颜色描述与设计 作为基本颜色词，blue 在口语和书面语中都很常用，属于中性表达；但指皮肤青紫或物理学“蓝色”时，通常用于医疗或科学语境。
以上单词都与 blue /bluː/ 押韵，结尾都是 /uː/ 音。其中 clue、glue、true 和 blue 一样以 -ue 结尾。注意：blue 与 blow /bloʊ/、blur /blɜːr/ 拼写相近，但发音不同。另：blew 与 blue 发音完全相同。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.