15秒记一个单词第210个（20秒记一个单词第457个）
15秒记一个单词第210个（20秒记一个单词第457个）
an opportunity for professional development
专业进修的机会
英语解释：connected with a job that needs special training or skill especially the one that needs a high level of education 职业的；专业的
15秒记一个单词第210个（20秒记一个单词第457个）
an opportunity for professional development
专业进修的机会
英语解释：connected with a job that needs special training or skill especially the one that needs a high level of education 职业的；专业的
