底子

1. bottom; base

♦ 鞋~ the sole of a shoe

2. foundation

♦ ~薄 have a poor foundation to start with

♦ 他的英文~好。 He has a good grounding in English.

3. rough draft or sketch

♦ 画画儿要先打个~。 When drawing a picture, first make a rough sketch.

4. a copy kept as a record

♦ 发出的文件要留个~。 Keep a copy of each document sent out.

5. remnant

♦ 货~ remnants of stock