1、come up

走近;走到跟前

Her cat came up and rubbed itself against their legs.

她的猫跑上前来，在他们腿上蹭来蹭去。

He came up to me and said: Come on, John.

他走到我跟前说 快点，约翰。

被提及;被讨论

The subject came up during a pre-dinner drink with our guests.

在与客人喝餐前酒的时候，有人提到了这个话题。

Jeane Kirkpatrick's name has come up a lot.

珍妮·柯克帕特里克的名字被多次提到。

即将发生;即将到来

Plan your activities so that you are rested and refreshed when something important is coming up.

做好日常规划，这样一旦发生大事，才能够从容不迫。

We do have elections coming up.

我们的确将要进行选举。

2、impact

影响;作用

They say they expect the meeting to have a marked impact on the future of the country.

他们称他们预期会议对国家的未来会产生显著影响。

The major impact of this epidemic worldwide is yet to come.

这种传染病在世界范围内的重大影响还未完全显现。

撞击;碰撞;撞击力

The plane is destroyed, a complete wreck: the pilot must have died on impact.

飞机遭到毁坏,完全成了一堆残骸：飞行员肯定死于撞击。

A running track should be capable of absorbing the impact of a runner's foot landing on it.

跑道应该能够吸收奔跑者踩踏地面时产生的撞击力。