1
a picker of [things]
picker 表示“挑选者”时，常后接 of 加选择的对象。
He is a picker of winners.
他是一个善于选中获胜者的人。
挑选者；选择者
先理解核心含义，再看它在真实句子里的用法。
挑选者；选择者
a person who chooses or selects someone or something
He is a picker of winners.
他是一个善于选中获胜者的人。
拾取者；挑选者。
Agent noun of pick; one who picks.
用户界面中用于选择的控件；选择器。
Any user interface control that selects something.
将纤维材料打散以松解和分离纤维的机器。
A machine for picking fibrous materials to pieces so as to loosen and separate the fibre.
织机中撞击梭子并使其穿过经线的部件；投梭棒。
The piece in a loom that strikes the end of the shuttle and impels it through the warp.
The apple picker filled his basket before the sun got too hot.
那位苹果采摘者在太阳变得太热之前把篮子装满了。
Strawberry pickers are paid by the box they collect.
草莓采摘者按他们采摘的箱数获得报酬。
My uncle worked as a fruit picker for two seasons.
我叔叔当过两个采摘季的水果采摘工。
picker 表示“挑选者”时，常后接 of 加选择的对象。
He is a picker of winners.
他是一个善于选中获胜者的人。
picker 表示“采摘者”时，常放在作物名称后构成复合词，如 cotton picker、grape picker。
The apple pickers worked from sunrise to sunset.
苹果采摘者从日出工作到日落。
Not this
I picker the best one from the basket.
Use this
I pick the best one from the basket.
picker 是名词，意为“挑选者/采摘者”，不能充当谓语。表达“挑选”这一动作时，应用动词 pick。
Not this
She is picker at the apple farm.
Use this
She is a picker at the apple farm.
picker 是可数名词，单数形式前须加冠词 a/an；这里泛指“一名采摘者”，所以用 a picker。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
水果采摘工
The fruit pickers start work before dawn.
水果采摘工在黎明前开始干活。
采棉工
He worked as a cotton picker in his youth.
他年轻时做过采棉工。
拣货员
The order picker loaded the boxes onto a cart.
拣货员把箱子装上推车。
拣货包装工
She was hired as a picker and packer at the warehouse.
她被仓库雇为拣货包装工。
挑肥拣瘦的人
He is a cherry picker who only accepts easy jobs.
他是个挑肥拣瘦的人，只接受轻松的工作。
我是一个弹吉他的人，一个咧嘴笑的人，一个情人，也是一个罪人，我在阳光下演奏我的音乐。
The antique picker found a valuable painting at the flea market.
这位古董淘宝者在跳蚤市场发现了一幅珍贵的画。
Use picker naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：picker 就是 pick（摘/选）加 -er，像果园里采摘苹果的人，也像在店里挑来选去的顾客。
语域：neutral 常见场景：shopping、farm work 通常为中性日常词，口语和一般书面语都可用。在购物场景里多指“挑选者”，在农业场景里多指“采摘者”。正式文体中较少单独用 picker 表示“选择者”，但“采摘者”的意思在农业报道等场合比较常见。
The words above share the spelling ending '-icker' and rhyme with 'picker' (short /ɪ/: /ˈpɪkər/). Be careful with lookalikes: 'piker' is /ˈpaɪkər/ and 'peeker' is /ˈpiːkər/, both with different vowel sounds.
Dictionary facts from ECDICT, WIKTIONARY.