林克试图联系990航班选择呼叫系统，也没有反应。

ARINC attempted to contact Flight 990 on SELCAL, also with no response.

youdao

医生说，“我从昨天开始就一直试图联系你。”

The doctor replies, “I’ve been trying to contact you since yesterday.”

youdao

几年前我曾试图联系他，但是那次时机不是很好。

I had tried to make contact a few years earlier but it was not the right time.

youdao

One way to draw sort of a schematic diagram of the operation of the human body where it shows separated organ systems and tries to show them in context.

用这种图示的方法,示意人类身体的运作方法,图中单独表示出器官系统,并试图展示它们之间的联系

耶鲁公开课 - 生物医学工程探索课程节选