動詞 assume:

1. take to be the case or to be true; accept without verification or proof
   同義詞：assume, presume, take for granted
2. take on titles, offices, duties, responsibilities
   同義詞：assume, adopt, take on, take over
3. take on a certain form, attribute, or aspect
   同義詞：assume, acquire, adopt, take on, take
4. take on as one's own the expenses or debts of another person
   同義詞：bear, take over, accept, assume
5. occupy or take on
   同義詞：assume, take, strike, take up
6. seize and take control without authority and possibly with force; take as one's right or possession
   同義詞：assume, usurp, seize, take over, arrogate
7. make a pretence of
   同義詞：simulate, assume, sham, feign
8. take up someone's soul into heaven
   同義詞：assume
9. put clothing on one's body
   同義詞：wear, put on, get into, don, assume

形容詞 assuming:

1. excessively forward
   同義詞：assumptive, presumptuous

1. I am assuming that the present situation is going to continue.
   我認(rèn)為目前的情況將會繼續(xù)下去。
2. Aren't you rather previous in assuming I am going to pay?
   你以為我會付款未免太自作聰明了吧?
3. Assuming that it is true, what should we do now?
   假定那是真的，我們現(xiàn)在該怎么辦？
4. Assuming it to be true, what should we do now?
   假定這是真的，我們現(xiàn)在該怎么辦？
5. We can all leave together assuming (that) the others aren't late.
   我們大家可以一起走--假定其他人不耽擱的話。

as.sum.ing

adj.（形容詞）
Presumptuous; arrogant.
專橫的；傲慢的
conj.（連接詞）
On the assumption that; supposing:
假定；假如：
例句：
Assuming the house is for sale, would you buy itô
假如那座房子出售，你要買嗎ô

【引伸】
assum.ingly
adv.（副詞）