threaten['θretn]

vt. 威胁,恐吓,恫吓;预示…的凶兆

vi. 威胁,恐吓,恫吓;似将发生,可能来临

时　态：threat·ened, threat·en·ing, threat·ens

pose a threat to; present a danger to
[同] endanger, imperil, jeopardise, jeopardize, menace, peril, threaten

[例]

The pollution is endangering the crops
to utter intentions of injury or punishment against:
[例]

He threatened me when I tried to call the police
to be a menacing indication of something:
[例]

The clouds threaten rain

Danger threatens

They threatened him with a lawsuit.
他们以诉讼来威胁他。
Larry admitted using threatening behavior.
拉里承认用了恐吓手段。
The company is threatened with bankruptcy.
这家公司有破产的危险。
Nothing threatens the permanence of the system.
该体系的永恒性不受任何事物的影响。
He threatened me with violence.
他用暴力来威胁我。
He threatened the old lady with a toy gun.
他用玩具手威胁老太太。
The clouds threatenrain.
云预示有雨。
Noisy traffic threatens our peaceful way of life.
车辆的噪音威胁着我们的宁静生活。
The strikers were threatenedwith dismissal if they did not return to work.
罢工者受到威胁说，如果他们不复工，就会被解雇。
While danger threatenswe must all be on guard.
危险正逼近，我们必须保持警惕。
The black clouds threatenedrain.
乌云密布预示着将要下雨。

vt.

1. 威胁,恐吓;扬言要( with) to-v that

He threatened to call the police.

他威胁着要叫警察。

2. 预示,是...的征兆;有...的危险 to-v

Dark skies threatened rain.

天空发黑预示要下雨。

vi.

1. 威胁,恐吓

I don't mean to threaten.

我没有威胁的意思。

2. 似将发生,可能来临