動詞 belong:

1. be owned by; be in the possession of
2. originate (in)
   同義詞：dwell, consist, lie, lie in
3. be suitable or acceptable
4. be in the right place or situation
   同義詞：go
5. be classified with

1. The daffodil belongs to the genus Narcissus'.
   黃水仙是水仙屬植物。
2. What party do you belong to?
   你屬于哪一黨派？
3. That dictionary belongs to me.
   那本字典是屬于我的。

be.long

v.intr.（不及物動詞）
be.longed,be.long.ing,be.longs

To be proper, appropriate, or suitable:
適當，適宜，適合：
例句：
A napkin belongs at every place setting.
餐巾對每一席位都適合

To be in an appropriate situation or environment:
適于：處于適合的情況或環(huán)境下：
例句：
That plant belongs outdoors.
那種植物適于戶外生長

To be a member of a group, such as a club.
屬：作為一個群體的成員，如一個俱樂部
To fit into a group naturally:
合得來：很自然地適應一個群體：
例句：
No matter what I did, I just didn`t belong.
無論我做什么，我都覺得合不來

To be the property of:
屬于：是…的財產：
例句：
.The earth belongs to the living.(Thomas Jefferson)
.地球屬于一切生物.(托馬斯·杰斐遜)

To be a part of something else:
附屬物：為其它事物的組成部分：
例句：
These blades belong to the food processor.
刀片是食品加工機的附件

來源：
Middle English bilongen
中古英語 bilongen
probably bi- [be-]
可能為 bi- [前綴，表示.完全，徹底.]
longen [to belong] probably from long [dependent] from Old English gelang [along, depending] * see del-
longen [屬于] 可能源自 long [依靠的] 源自 古英語 gelang [沿著，依靠] *參見 del-