1、maintain

维持;保持

The Department maintains many close contacts with the chemical industry.

这个部门与化工行业保持着众多密切的联系。

Push yourself to make friends and to maintain the friendships.

要求自己与人交友并保持友谊。

断言;宣称;坚称

He has maintained that the money was donated for international purposes.

他坚称这笔捐款将用于国际用途。

Prosecutors maintain no deal was made.

原告坚持说不存在任何交易。

保持，维持（在某一比率或水平上）

The government was right to maintain interest rates at a high level.

政府维持高利率的做法是正确的。

action is required to ensure standards are maintained at as high a level as possible.

要求采取行动确保标准维持在尽量高的水平上。

2、transmit

传送;传递;播送

The game was transmitted live in Spain and Italy.

这场比赛在西班牙和意大利进行了现场直播。

The information is electronically transmitted to schools and colleges

信息通过电子方式传送到各所学校和学院。

传达，传输(思想、感情)

The message they are transmitting to their daughters is very different from that of previous generations

他们向女儿传输的信息与上几代人截然不同。

He transmitted his keen enjoyment of singing to the audience.

他把自己对演唱的激情投入传递给了观众。

传导(声、电等)

These thin crystals transmit much of the power.

这些薄薄的晶体传导了大部分的动力。

There was no vibration transmitted to the handles and the machine wasn't noisy either.

没有任何振动传导到手柄，机器也没有任何噪音。