1
a pair of sunglasses
sunglasses 常用复数形式，表示数量时用 a pair of。
He lost his new pair of sunglasses at the beach.
他在海滩上丢了他那副新的太阳镜。
太阳镜；墨镜
先理解核心含义，再看它在真实句子里的用法。
太阳镜；墨镜
tinted glasses worn to protect the eyes from the sun or other bright light
He lost his new pair of sunglasses at the beach.
他在海滩上丢了他那副新的太阳镜。
用以遮挡阳光或其他强光以保护眼睛的有色眼镜,也可作为时尚配饰。
Tinted glasses worn to protect the eyes from the sun or other bright light, and may also be worn as a fashion accessory.
用于保护眼睛免受阳光刺眼的深色或偏光眼镜
spectacles that are darkened or polarized to protect the eyes from the glare of the sun
I forgot my sunglasses at home, so the bright morning light made me squint.
我把太阳镜忘在家里了，所以早晨刺眼的阳光让我眯起了眼睛。
She put on her sunglasses before stepping onto the sunny beach.
她在踏上阳光明媚的海滩前戴上了太阳镜。
These sunglasses have polarized lenses, which reduce glare while driving.
这款太阳镜配有偏光镜片，开车时能减少眩光。
sunglasses 常用复数形式，表示数量时用 a pair of。
He lost his new pair of sunglasses at the beach.
他在海滩上丢了他那副新的太阳镜。
表达“戴太阳镜”通常用动词 wear。
She always wears sunglasses when driving.
她开车时总是戴太阳镜。
put on 强调“戴上”的动作，take off 表示“摘下”。
He put on his sunglasses and walked out into the sun.
他戴上太阳镜，走进阳光里。
此处 sunglasses 作为主语，谓语动词用复数形式。
Good sunglasses protect your eyes from harmful UV rays.
好的太阳镜可以保护你的眼睛免受有害紫外线的伤害。
Not this
She is wearing a new sunglasses.
Use this
She is wearing a new pair of sunglasses.
英语中 sunglasses 是复数名词（pluralia tantum），不能直接用 a 修饰；表示一副要用 a pair of sunglasses。这样改正后既保留原意，又符合英语的计数规则。
Not this
My new sunglasses is very stylish.
Use this
My new sunglasses are very stylish.
sunglasses 只有复数形式，谓语动词用复数 are，不能用 is。只改动词就能让主谓一致，意思不变。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
戴太阳镜
You should wear sunglasses to protect your eyes from UV rays.
你应该戴太阳镜来保护眼睛免受紫外线伤害。
一副太阳镜
She bought a new pair of sunglasses for the beach holiday.
她为海滩度假买了一副新的太阳镜。
偏光太阳镜
Polarized sunglasses reduce glare from water and roads.
偏光太阳镜可以减少水面和路面反射的刺眼光线。
名牌太阳镜
He spent a lot of money on designer sunglasses.
他花了很多钱买名牌太阳镜。
戴上太阳镜
Put on your sunglasses before going out into the bright sunlight.
到明亮的阳光下之前，戴上你的太阳镜。
摘下太阳镜
He took off his sunglasses and looked at me.
他摘下太阳镜看着我。
我夜里戴着太阳镜。
From the chorus of Corey Hart's 1983 hit 'Sunglasses at Night.' The act of wearing sunglasses after dark conveys a rebellious, mysterious attitude.
出自科里·哈特1983年热门歌曲《Sunglasses at Night》的副歌。夜间戴着太阳镜这一行为传达出叛逆、神秘的姿态。
Use sunglasses naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把sun（太阳）和glasses（眼镜）拼在一起，就是挡住太阳光的眼镜——墨镜。
语域：neutral 常见场景：日常对话、购物场景、户外活动 该词比较中性，日常口语和书面语中都很常见，也常用于时尚或户外场景。
通常以复数形式出现。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.