【conceal】

英英：prevent from being seen or discovered

例句：

1. Players may conceal their assets from each other.

玩家应该隐瞒自己的资产金额。

2. He tried to conceal his instinctive revulsion at the idea.

他试图饰盖自己对这一想法本能的厌恶。

3. He hated her straightforwardly, making no effort to conceal it.

他十分坦率地恨她，从不设法加以掩饰。

【vivid】

例句：

1. Imagination is sometimes more vivid than reality.

想象有时候比现实更栩栩如生。

2. He sketched the situation in a few vivid words.

他用几句生动的语言简述了局势。

【dramatic】

构词：drama→dramatic

例句：

1. This year may bring more dramatic change.

今年这种变化可能更富戏剧性。

2. While a prism can make a dramatic rainbow, atmospheric refraction isn't that

strong.

棱柱可以产生漂亮的彩虹，但是大气的折射程度没那么厉害。