plain

• 形容某物简单、普通、没有装饰；也表示清楚、明显、易懂。

Describes something that is simple, ordinary, or without decoration; also used to mean clear or obvious.

1. Simple or unadornedA2formal

   Without decoration, pattern, or extra features; basic.

   朴素的

   • She wore a plain white dress.
   • The room was plain but comfortable.
   • He prefers plain food without too many spices.

   同义词austerebarebasicmodestno-frillsordinaryseveresimplespartanstarkunadornedundecoratedunembellishedunostentatiousunpretentious

   反义词adorneddecoratedelaboratefancyflamboyantgaudyornamentalornateshowy

2. Clear or obviousB1formal

   Easy to see, hear, or understand; evident.

   明显的

   • It was plain to everyone that she was lying.
   • The instructions are written in plain English.
   • The truth is plain for all to see.

   同义词apparentcleardistinctevidentmanifestobviouspatenttransparentunmistakablevisible

   反义词ambiguoushiddenindistinctobscureunclearvague

3. Not attractiveB1informal

   Used to describe someone's appearance as ordinary or not beautiful.

   不好看的

   • She considered herself plain compared to her sister.
   • He was a plain-looking man with a kind smile.
   • The actress played the role of a plain, shy girl.

   同义词homelyill-favoredordinaryuglyunattractiveunlovelyunremarkable

   反义词attractivebeautifulgorgeoushandsomelovelyprettystunning

• 副词，表示“清楚地”、“简单地”或“毫无疑问地”，用于强调直截了当或显而易见。

An adverb meaning "clearly," "simply," or "without doubt." It is used to emphasize the straightforwardness or obviousness of a statement or action.

1. Clearly or obviouslyB1informal

   Used to emphasize that something is very clear or easy to understand.

   显然

   • He was plain wrong about the facts.
   • She told him plain that she didn't want to go.
   • The instructions were plain simple to follow.

   同义词clearlyevidentlymanifestlyobviouslypatentlyunmistakably

2. Completely or absolutelyB2informalamerican

   Used as an intensifier to mean 'totally' or 'absolutely'.

   完全

   • That's just plain ridiculous.
   • He's plain crazy to try that stunt.
   • It's plain impossible to finish in one day.

   同义词absolutelycompletelyentirelyquitesimplytotallyutterly

• 名词，指大片平坦、树木稀少的土地，即平原；也作形容词，表示简单的、清楚的或没有装饰的。

A noun referring to a large area of flat land with few trees, or an adjective describing something simple, clear, or unadorned.

1. Large flat area of landA2formal

   A large area of flat land with few trees, often used for farming.

   平原

   • The Great Plains stretch across the central United States.
   • Farmers grow wheat on the vast plains.
   • The herd of buffalo roamed across the open plain.

   同义词grasslandlowlandprairiesavannasteppe