to be in an important position where you have influence, but where you are likely to be criticized or attacked.
Many social workers are in the front line of racial tension. (often + of)
英语词组固定搭配大全包含18674条英汉双解词组,基本涵盖了全部常用英文词组、短语的翻译及用法,是英语学习的有利工具。