Each box contained about 2,000 CARDS, so his program had 4,000 CARDS or 4,000 statements; each card usually contained one COBOL statement line.

每个箱子可装大约2,000张卡片，所以，他的程序有4,000张卡片或者说有4,000个语句；每张卡片一般包含一个cobol语句行。

youdao

Each box contained about 2,000 CARDS, so his program had 4,000 CARDS or 4,000 statements; each card usually contained one COBOL statement line.

每个箱子可装大约2,000张卡片，所以，他的程序有4,000张卡片或者说有4,000个语句；每张卡片一般包含一个cobol语句行。

youdao