lagging

Why is this country lagging behind in the development of space technology?

这个国家为什么在航天术发展方面落在人家后面?

We are lagging far behind our European competitors in using new technology.

我们在使术方面远远落后于我们欧洲对手。

Abducens neurons in the lagging group but not those in the leading group were activated by antidromic stimulation of the contralateral oculomotor nucleus.

外展神经元滞后组而不是导组被对侧动眼神经核逆向刺激驱动。

The fact remains that we are still lagging behind the other classes in maths.

事实是我们在数学方面仍然比别班落后。