additionKK [əˋdɪʃən] /əˈdɪʃən/发音名词1增加、添加、新增The addition of more staff has shortened the waiting time.增加人力之后,等候时间缩短了。2新成员、新增的东西、添加物The puppy is the newest addition to our family.这只小狗是我们家最新的成员。3加法数学My son is learning addition and subtraction at school.我儿子在学校正在学加法和减法。4增建部分、加盖的部分美式They built a two-story addition at the back of the house.他们在房子后面加盖了两层楼。片语1此外、除此之外、再加上In addition to her salary, she receives a yearly bonus.除了薪水之外,她每年还有一笔奖金。用这个字练口说→相关片语in additionin addition to