Performing an Action (Behind & Across)

落后, 跟不上

The company fell behind its competitors in AI research

该公司在人工智能研究方面落后于竞争对手。

落后, 拖延

When a team member got behind on tasks, the rest of the group had to help catch up.

当一名团队成员在任务上落后时，小组的其他成员不得不帮忙赶上。

落后, 进展缓慢

American companies are lagging behind their Chinese counterparts in the development of artificial intelligence.

美国公司在人工智能的发展上落后于他们的中国同行。

留下, 抛弃

The explorer left his trusty compass behind in the cave.

探险者把他的可靠指南针留在了洞穴里。

背后是, 是...的真正原因

The search for power and control often lies behind manipulative behavior and toxic relationships.

对权力和控制的追求往往隐藏在操纵行为和有毒关系的背后。

留在后面, 留在原地

The brave firefighter stayed behind in the burning building to ensure everyone was safely evacuated.

勇敢的消防员留在燃烧的建筑物中，以确保所有人都安全撤离。

偶然发现, 偶遇

While cleaning out the attic, I came across an old box of photographs from my childhood.

在清理阁楼时，我偶然发现了一盒我童年时的旧照片。

传达, 被理解

The comedian's humor doesn't always get across to everyone in the audience.

喜剧演员的幽默并不总是能被所有观众理解。

保持了解, 掌握最新信息

She likes to keep across scientific research to stay updated on breakthroughs.

她喜欢了解科学研究，以保持对突破的最新了解。

传达, 表达

During his speech, the mayor put across the importance of community involvement.

在他的演讲中，市长传达了社区参与的重要性。

偶遇, 不期而遇

I ran across an old friend from high school at the mall yesterday.

昨天我在商场偶遇了一位高中时的老朋友。