plain
gb/plˈeɪn/ us/plˈeɪn/
A2
英語
~ 3300
語義
0件の語義
adjective
A2
property
1
Clear and easy to understand
Easy to understand; clear to see or know.
用法パターン：
[something] is plain
よくある間違い：
Learners sometimes confuse 'plain' with 'plane', which is a completely different word meaning an aircraft or a flat surface.
類義語
clear (Almost identical in meaning, but 'clear' can also refer to physical transparency or absence of obstruction.)
対義語
unclear (Direct opposite, meaning not easy to understand or see.)
コロケーション
plain fact
|plain truth
|plain meaning
|plain answer
テーマ
communication
|understanding
|education
|core_vocabulary
例文
- It was plain that she was upset.
- The reason for his decision is plain to everyone.
- From his tone, it was plain he was angry.
学習者向け例文
- It is plain that he is tired.
- The answer is plain to me.
- Her face made it plain she was sad.
adjective
A2
property
2
Simple and without decoration
Simple and not beautiful or decorated.
用法パターン：
[something] is plain
よくある間違い：
Learners may confuse 'plain' with 'plan', which refers to an arrangement or intention.
類義語
simple (Very similar, but 'simple' can refer to ease of use or complexity as well as appearance.)
対義語
fancy (Opposite in terms of decoration and elaborateness.)
コロケーション
plain dress
|plain room
|plain style
|plain food
テーマ
appearance
|design
|core_vocabulary
|arts_entertainment
例文
- She wore a plain black dress.
- The walls were painted a plain white.
- He prefers plain food without spices.
学習者向け例文
- I have a plain shirt.
- The room is plain and small.
- She eats plain bread.
名詞
B1
entity
3
Large flat treeless area
A big flat area of land with no trees.
よくある間違い：
Some learners may confuse 'plain' with 'plane', especially in writing.
類義語
grassland (Similar, but 'grassland' emphasizes vegetation type rather than flatness.)
対義語
mountain (Opposite in terms of terrain elevation and shape.)
コロケーション
grassy plain
|vast plain
|open plain
テーマ
geography
|nature
例文
- Herds of bison roamed the open plains.
- The city lies on a vast plain.
- Farmers grow wheat on the fertile plains.
学習者向け例文
- We crossed the plain by car.
- The plain is very big and flat.
- Many animals live on the plain.
adjective
A2
property
4
Without added flavor or extras
Without anything added to it.
用法パターン：
[food/drink] is plain
類義語
natural ('Natural' can imply no artificial changes, while 'plain' focuses on absence of additions.)
対義語
flavored (Contains added flavorings or ingredients.)
コロケーション
plain yogurt
|plain rice
|plain water
テーマ
food
|food_drink
|daily_life
例文
- I prefer plain yogurt to the sweetened kind.
- Please bring me a glass of plain water.
- She ordered a burger with plain fries.
学習者向け例文
- I like plain milk.
- He eats plain rice every day.
- She drinks plain tea.
文法
辞書形
plain
IPA
GB/plˈeɪn/
US/plˈeɪn/
音節・強勢
plain （1音節）
Stress on 1st syllable (plain)
活用形
Adjective
- Base: plain
- Comparative: plainer
- Superlative: plainest
Noun
- Base: plain
- Plural: plains
関連語
Forms
plains
noun
plainer
adjective
plainest
adjective
Core family
plainly
adverb B1
Advanced or less common
plainness
noun
表現
in plain sight
1/ˈɪn plˈeɪn sˈaɪt/
fixed phrase
Clearly visible and not hidden
Easy to see; not hidden.
例文
- The keys were in plain sight on the table.
- The mistake was in plain sight, but no one noticed.
make it plain
1/mˈeɪk ˈɪt plˈeɪn/
fixed phrase
State something clearly and directly
Say something in a clear way so people understand.
例文
- She made it plain that she disagreed with the plan.
- He made it plain that he wanted more money.
plain and simple
1/plˈeɪn ˈænd sˈɪmpəl/
fixed phrase
Obvious and uncomplicated truth
Used to say that something is very clear and simple to understand.
例文
- It was a lie, plain and simple.
- They broke the rules, plain and simple.