vt.

1. 折叠；对折[（+up）]
   She folded up the letter and put it in her pocket.

   她把信折起来放进口袋。

2. 交叠，交叉；合拢
   Fold your arms and sit up straight!

   两臂交叉，坐直！

3. 包；笼罩[O][（+up）]
   He folded the pills in a piece of paper.

   他用纸包住药丸。

4. 抱住

vi.

1. 可以折叠；可以对折[（+up）]
   Does this table fold?

   这张桌子可以折叠吗？

2. （事业等）失败，垮台，关闭[（+up）]
   The new restaurant folded up in less than a year.

   这家餐厅不到一年就歇业了。

n.[C]

1. 折叠
2. 褶，褶痕；褶层
   The paper tore easily along the fold.

   按褶痕一撕纸就撕下来了。

3. （盘起来而成的）团
4. （山谷等的）坑洼
5. （地形的）起伏[P]

n.[C]

1. 羊栏；畜栏
2. （栏中的）羊群
3. 教会的信徒；教会[the S]
4. 信仰，价值观相同的一群人[the S]

vt.

1. 把……关进羊栏

v.

1. bend (something) over on itself so that one part of it covers another.
   ▸ [often as adj. folding] be able to be folded into a flatter shape.
   ▸Geology  cause (rock strata) to undergo bending or curvature.
   ▸Biochemistry  (of a polypeptide or polynucleotide chain) adopt a specific three-dimensional structure.
2. cover or wrap something in (a soft or flexible material).
   ▸affectionately clasp in one's arms.
3. (fold something in/into) mix an ingredient gently with (another ingredient).
4. informal (of a company) cease trading as a result of financial problems.
   ▸(of a sports player or team) suddenly stop performing well.
5. (in poker and other card games) drop out of a hand.

n.

1. a form produced by the gentle draping of a garment or piece of cloth.
   ▸an area of skin that sags or hangs loosely.
2. a line or crease produced by folding.
3. chiefly Brit. a slight hill or hollow.
4. Geology  a bend or curvature of strata.

n.

1. a pen or enclosure for livestock, especially sheep.
2. (the fold) a group or community with shared aims and values.

v.