1
a begonia
begonia 是可数名词，单数前可用 a/an。
She planted a begonia in the pot.
她在花盆里种了一株秋海棠。
秋海棠；秋海棠属植物
begonias — plural of begonia
先理解核心含义，再看它在真实句子里的用法。
秋海棠；秋海棠属植物
any plant of the genus Begonia, grown for its glossy asymmetrical leaves and colorful flowers
She planted a begonia in the pot.
她在花盆里种了一株秋海棠。
秋海棠属植物。
Any plant of the large genus of Begonia.
秋海棠属植物,因其有光泽的不对称叶子和色彩鲜艳的花而被种植
any of numerous plants of the genus Begonia grown for their attractive glossy asymmetrical leaves and colorful flowers in usually terminal cymes or racemes
I planted a pink begonia in the garden this morning.
今天早上我在花园里种了一棵粉红色的秋海棠。
The begonias on the balcony need more water.
阳台上的秋海棠需要多浇点水。
She keeps a begonia on her desk because it thrives in low light.
她在书桌上养了一盆秋海棠，因为它适合在弱光下生长。
begonia 是可数名词，单数前可用 a/an。
She planted a begonia in the pot.
她在花盆里种了一株秋海棠。
复数形式 begonias 可泛指这类植物或多株秋海棠。
Begonias bloom in late summer.
秋海棠在夏末开花。
Not this
There are many begonia in the garden.
Use this
There are many begonias in the garden.
begonia 是可数名词，复数形式为 begonias；many 后要用复数。中文名词没有复数变化，容易直接说 many begonia，英语中必须加 -s。
Not this
I bought begonia for my mother.
Use this
I bought a begonia for my mother.
begonia 作单数可数名词时不能裸用，前面需要冠词或限定词。中文量词常省略，容易说 bought begonia；英语要说 bought a begonia（一株秋海棠）。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
种植秋海棠
She grows begonias on the balcony every summer.
她每年夏天在阳台上种秋海棠。
块茎秋海棠
Tuberous begonias bloom all summer in partial shade.
块茎秋海棠在部分遮阴处整个夏天开花。
四季秋海棠
Wax begonias are popular bedding plants in city parks.
四季秋海棠是城市公园里常见的花坛植物。
耐寒秋海棠
Hardy begonias can survive frosty winters.
耐寒秋海棠能度过霜冻的冬天。
Use begonias naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
谐音“碧过你呀”，想象秋海棠碧绿光亮的叶子美过你，记住这种观叶观花植物。
语域：neutral 常见场景：gardening、botany、indoor plant care ‘begonia’ 是秋海棠的通用英文名，在园艺、花市和日常植物介绍中都很常见，属中性词。正式学术场合更常使用拉丁学名 Begonia，但本词本身无特别正式或俚俗色彩。
没有真正的同韵词。拼作 -onia 的 ammonia、pneumonia、Estonia、Patagonia、Catalonia 都以 /oʊniə/（或 /loʊniə/）结尾，而 begonia 读 /bɪˈɡoʊnjə/，末尾是 /oʊnjə/，不是 /oʊniə/。lasagna 的末尾 /njə/ 与 begonia 相同，但重读元音是 /ɑː/ 而非 /oʊ/，所以也不押韵。
Dictionary facts from ECDICT, WIKTIONARY.