He aimed the gun at his own head.
他用枪对准自己的脑袋。
The new treaty is aiming at (或for) improving relations between the two countries.
这项新的协议旨在改善两国间的关系。
英汉双解词典包含483723条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。