🌟高级替换词 (1) 同意 agree→consent (2) 经常 often→frequently (3) 大约地 about→roughly (4) 必须 must→it is a must for us to (5) 知道 know→be aware of (6) 因为 because→in that (7) 最后 at last→eventually (8) 然而 but→however (9) 如果 if→provided that (10) 很多 many→numerous