When the horns began to sound, he rose from his seat and pedalled; behind him, a long line of cars and buses moved, as if he were pulling the traffic along with an invisible chain.

在他身后，一长串汽车和公交车都在慢慢移动，像极了他在用一根无形的铁链，牵引着整个车流往前。

youdao

Passed a long line of youngsters marching in a column to God knows where; they moved along like a chain gang, with a slave driver at the head of the column.

我走过一长队不知正往哪儿去的孩子身边，他们像一群用锁链锁住的囚徒缓缓向前移动，队列前面有一个监工。

youdao

It was found that the import polypropylene copolymers were random ethylene and propylene copolymers with long line chain polyethylene.

结果表明，进口共聚聚丙烯涂覆料是含有聚乙烯长直链的乙丙无规共聚聚丙烯。

youdao

To represent that chain of events, a long line of oversized, brightly painted dominoes has been set up running for one-and-a-half kilometers in an area where the Wall once stood.

VOA: standard.2009.11.09