null line

常见例句

双语例句

• If not NULL, increment the line counter.
  如果不是 NULL，则增加行计数器。
• A serial line (null-modem cable) connects the machines through their serial ports.
  一条串行线（空调制解调器电缆）将通过机器的串口连接它们。
• When you modify the SimpleTask[] tasks = null; (line 2 in Listing 12) to SimpleTask[] tasks = new SimpleTasks[0];, you will only need to write Listing 13 to look like
  当您将 SimpleTask[] tasks = null;（ 清单 12 中的第 2 行）修改为 SimpleTask[] tasks = new SimpleTasks[0]; 时，您只需将 清单 13 编写为
返回 null line