1
- an item of food consisting of two pieces of bread with meat, cheese, or other filling between them, eaten as a light meal三明治, 夹心面包片：
a ham sandwich.
火腿三明治。
1.1
- usu. with modifier Brit. a sponge cake of two or more layers with jam or cream between〈英〉果酱（或奶油）夹心松蛋糕。
1.2
- something that is constructed like or has the form of a sandwich三明治状物。
2
- as modifier of or relating to a sandwich course（与）教学与实习交替培训课程（有关）的。
with obj.(一般作be sandwiched between)
- insert or squeeze (someone or something) between two other people or things, typically in a restricted space or so as to be uncomfortable插入; 夹入, 挤入：
the girl was sandwiched between two burly men in the back of the car.
那个女孩在汽车的后部被两个魁梧的男子挤夹在当中。
短语
the meat （或filling） in the sandwich
- a person who is awkwardly caught between two opposing factions夹在对立的双方之间的人, 处于左右为难境地的人。
a sandwich （或two sandwiches） short of a picnic
- 见SHORT.
词源
mid 18th cent.: named after the 4th Earl of Sandwich （1718-92）, an English nobleman said to have eaten food in this form so as not to leave the gaming table.