[ jiǎdìng ] 1.(姑且认定) suppose; assume; grant; presume; fiction; let; on the supposition (of); on the supposition that 短语和例子 假定 a等于b。 suppose a equals b. 让我们假定另外有一个具有和地球上相似条件的行星。 let us suppose another planet with conditions similar to those on the earth. 假定这是真的 ...。 assuming this to be true ...; 在未听到对他不利的证言之前, 你假定他是无罪的。 you assume his innocence before hearing the evidence against him.2.(科学上的假设, 从前也叫假定) hypothesis 短语和例子 新的发现已证明那个假定是无根据的。 the new discoveries have falsified that hypothesis.3.[数学] assumption; postulation; presumption; 假定成本 assumed cost; hypothetical cost; 假定负债 nominal liability; 假定利息 assumed interest; hypothetical interest; 假定载荷 assumed load; 假定值 assumed value; assumption value; 假定指令 presumptive instruction