serial and parallel scan

例句：

1. 1. The serial numbers on theclock are in order.
   钟表上的序列号是有序的。
2. 2. The team has a series ofmatches coming up.
   这个队伍即将进行一系列比赛。
3. 3. She is a successful serial entrepreneur.
   她是一个成功的连锁企业家。
4. 1. Thetwo roads are parallel to each other.
   这两条路彼此平行。
5. 2. The two companies areconcurrently expanding their operations.
   两家公司同时扩大了他们的业务。
6. 3. The two ideas areconcordant in their approach.
   这两个想法在方法上是一致的。