[əˈnaɪəleɪt]

释义：

动词，意思为彻底毁灭，彻底消灭；摧毁；使无效。

用法：

“annihilate”是一个及物动词，需要搭配宾语才能使用。它的过去式是“annihilated”，过去分词是“annihilated”，现在分词是“annihilating”。

例句：

1. The enemy launched an all-out attack in an attempt to annihilate our army.

敌人发动了一次全面进攻，试图消灭我们的。

2. The hurricane was so powerful that it almost annihilated the entire island.

这场飓风威力太大，几乎把整个岛屿都摧毁了。

3. The dictator's main goal was to annihilate any opposition to his rule.

这位者的主要目标就是消灭任何反对他的力量。

4. The company's new product is expected to annihilate the competition in the market.

公司的新产品预计将在市场上击败竞争对手。

5. The disease has the potential to annihilate entire populations if left unchecked.

如果不加，这种疾病有可能消灭整个人群。

同义词及用法：

1. Destroy：意为摧毁，破坏。与annihilate相比，destroy更常用于物质方面的毁坏。

例句：The fire destroyed the entire building.

2. Eradicate：意为根除，消灭。与annihilate相比，eradicate更强调消除某种存在或问题。

例句：The government is determined to eradicate poverty in the country.

3. Obliterate：意为抹去，消除。与annihilate相比，obliterate更多指消除痕迹或记忆。

例句：The graffiti on the wall was completely obliterated by the city council.

4. Exterminate：意为灭绝，消灭。与annihilate相比，exterminate更常用于动物或虫类的根除。

例句：The pesticides were used to exterminate the pests in the field.

5. Wipe out：意为彻底摧毁，毁灭。与annihilate相比，wipe out更口语化。

例句：The tsunami wiped out entire villages along the coast.

编辑总结：

“annihilate”一词强调彻底毁灭、消灭某物或某人的存在。它的同义词有destroy、eradicate、obliterate、exterminate和wipe out等。使用时需要注意搭配宾语，并且在口语中可以使用更口语化的“wipe out”。