1
a topper
He wore a black topper to the wedding.
指大礼帽或出色的人/物，可数名词。
装顶工人；加顶工人
先理解核心含义，再看它在真实句子里的用法。
装顶工人；加顶工人
a worker who makes or adds the top to something
He wore a black topper to the wedding.
指大礼帽或出色的人/物，可数名词。
顶部之物
Something that is on top.
高顶礼帽
A top hat.
更胜一筹的事物(如笑话)
Something that exceeds those previous in a series, as a joke or prank.
床垫顶层薄垫
A soft, relatively thin, piece of padding placed on top of a mattress, or forming the upper layer of a mattress.
After everyone had told their funniest jokes, one guest delivered a topper that made the whole room laugh.
大家讲完自己最好笑的笑话后，一位客人说了一个绝妙的俏皮话，让满屋子人都笑了。
I thought my pun about the baker was clever, but my friend's reply was an even better topper.
我以为我关于面包师的双关语很妙，但我朋友的回答是一个更精彩的妙语。
The first speech ended with a joke, yet the next speaker came up with a topper that everyone remembered.
第一位演讲以笑话结束，但下一位演讲者说出了一句所有人都记得的绝妙妙语。
He wore a black topper to the wedding.
指大礼帽或出色的人/物，可数名词。
The topper on the cake was beautiful.
特指某物上的装饰顶部。
That joke is a real topper.
用作表语，表示“极好的东西/笑话”。
All the toppers at the party wore hats.
复数形式表示多个。
Not this
The topper of the mountain is covered with snow.
Use this
The top of the mountain is covered with snow.
'topper'指第一流人物或大礼帽，不指物体的顶部。
Not this
He is topper in his class.
Use this
He is a topper in his class.
'topper'是可数名词，前面需要冠词'a'。
Not this
I want extra topper on my pizza.
Use this
I want extra toppings on my pizza.
'topper'与'toppings'（披萨配料）混淆。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
丝绸大礼帽
He wore a black silk topper to the wedding.
他戴着黑色丝绸大礼帽参加婚礼。
班级第一名
She was the class topper in mathematics.
她是数学班级第一名。
考试第一名
He is the exam topper this year.
他是今年的考试第一名。
蛋糕装饰
They ordered a custom cake topper for the birthday.
他们为生日定制了蛋糕装饰。
轻便大衣
She wore a stylish topper coat over her dress.
她在连衣裙外面穿了一件时髦的轻便大衣。
大礼帽
The magician pulled a rabbit out of his topper hat.
魔术师从他的大礼帽里变出一只兔子。
Use topper naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
词根 top（顶）加 -per，联想高顶礼帽（top hat）盖在头顶：它既是最上面的“顶部之物”，也指比前面更胜一筹的笑话。
语域：neutral 常见场景：home furnishings、bedding retail、online product listings topper 作‘床垫顶层薄垫’解时，多用于家居、床上用品和网购场景，常以 mattress topper 的形式出现；属于中性表达，日常使用和商品描述中都比较常见。
与 topper /ˈtɔpə/ 押韵的有 copper /ˈkɔpə/、chopper /ˈtʃɔpə/、shopper /ˈʃɔpə/、stopper /ˈstɔpə/、popper /ˈpɔpə/、proper /ˈprɔpə/（proper 拼写不是双写 p）。拼写相似的 taper /ˈteɪpə/、toper /ˈtəʊpə/、supper /ˈsʌpə/、upper /ˈʌpə/ 发音不同，不押韵。
Dictionary facts from ECDICT, WIKTIONARY.