自己帶進來，不在這裡買
兩個意思共用同一個動作，差別只在袋子裡裝了什麼。
verb · B2
To take your own lunch with you to work or school, usually food you packed at home in a paper bag, instead of buying a meal when you get there.
自備午餐
核心畫面
One way to hold this word: a plain paper bag carried from home into a place that would normally sell you what is inside it. The bag is the picture, but the point is the choice — you brought it yourself instead of buying it there.
可以想成一個畫面：手上提著一個從家裡帶出來的牛皮紙袋，走進一個本來會賣你袋子裡那樣東西的地方。袋子是看得見的部分，真…更多收起
可以想成一個畫面：手上提著一個從家裡帶出來的牛皮紙袋，走進一個本來會賣你袋子裡那樣東西的地方。袋子是看得見的部分，真正的重點卻是那個選擇——這東西是自己帶的，不是在這裡買的。所以 brown-bag 講的從來不是袋子的顏色或材質，而是「我自己準備好了，不在這裡消費」這件事。看懂了這個畫面，兩個意思就只是袋子裡裝了不同東西而已。One branch