vt.

1. 弄翻，打翻；倾覆
   The generals plotted to upset the government.

   将军们策划推翻政府。

2. 打乱，搅乱
   Rain upset our plans for a picnic.

   下雨打乱了我们的野餐计划。

3. 意外地击败
   The Democrat upset the governor in the election.

   这位民主党人在选举中意外地击败了州长。

4. 使心烦意乱
   Losing the necklace borrowed from her friend upset her completely.

   她把从朋友那儿借来的项链弄丢了，这使她心烦意乱。

5. 使（肠胃）不适
   The lousy food upsets my stomach.

   这糟糕的饭菜使我肠胃不适。

vi.

1. 翻倒；倾覆
   The boat will upset if a storm breaks.

   如遇暴风雨，这条船会翻掉。

a.

1. 翻倒的；翻覆的
   an upset boat

   倾覆的船

2. 搅乱的，混乱的
3. 心烦的，苦恼的[F][（+about/at/over）]
   He was horribly upset over her illness.

   他为她的病而忧心忡忡。

4. 不适的
   I'm suffering from an upset stomach.

   我的肠胃正不舒服着呢。

n.

1. 翻倒；倾覆[C][U]
   The upset of the boat caused three deaths.

   翻船造成三人死亡。

2. 混乱，搅乱[C]
   The fire caused an upset in the building.

   失火使大楼里一片混乱。

3. 意外的击败[C]
   Our team suffered an upset.

   我们的球队遭到意外的失败。

4. 心烦意乱[C]
   The news gave her quite an upset.

   这消息使她大为心烦意乱。

5. （肠胃的）不舒服[U]
   I had a stomach upset last night.

   我昨天夜里肠胃不适。

6. 【口】吵架[C]

v.

1. make unhappy, disappointed, or worried.
2. knock over.
3. disrupt.
   ▸disturb the digestion of (a person's stomach).
4. [often as noun upsetting] shorten and thicken the end or edge of (a metal bar, wheel rim, or other object).

n.

1. a state of being upset.
2. an unexpected result or situation.

adj.

1. /ʌpˈsɛt/ unhappy, disappointed, or worried.
2. /ˈʌpsɛt/ (of a person's stomach) having disturbed digestion.