没精打采地（跟在后面）走
A few days later, at twilight, the same boy appeared again, picking up the trail along the Tigris.
几天之后，一个黄昏，那个男孩又出现了，在底格里斯河的小径上跟上来和我一起跑。
The world is complicated -- and our dynamic digital fossils trail along behind us, exposing us in new ways.
世界是复杂的，我们在数字时代里留在身后的遗迹正以新的方式将我们暴露于人前。
A valley below the falls has many photo ops, a trail along its southwest side overlooks the Gooseberry River, and at the end of the valley, you reach Lake Superior.
瀑布下的山谷中有很多摄影点，站在其中一点极目西南侧，俯瞰古兹·伯里河径流出谷，直抵苏必利尔湖。
The Iraqi boy, who was perhaps 9 years old, kept running the two and a half miles to the Jumhuriya Bridge, and as I turned to run back on a trail along the Tigris, he dropped off to wave goodbye.
接着我转过身，沿着底格里斯河旁的一条小径往回跑。 他停下来，挥手告别。
In these cases, information-system usability is directly influenced by a user's ability to track along a search trail.
在这些情况下，用户沿搜索线索跟踪的能力会直接影响到信息系统的可用性。
"trail along" 的中文解释
"trail along" 是一个英语动词短语，主要包含以下两种含义及用法：
跟随移动（物理动作）
指缓慢地跟在某人或某物后面行走，常带有被动或无目的性的意味。例如："The children trailed along behind their teacher during the field trip."（郊游时，孩子们慢吞吞地跟在老师身后）。该用法强调动作的滞后性，常见于描述行走场景。
被动参与（抽象行为）
在非正式语境中，可表示不主动地参与某活动或接受某观点。例如："She didn't want to argue, so she just trailed along with their plan."（她不想争论，于是勉强接受了他们的计划）。此时隐含着不情愿或缺乏热情的心理状态。
权威来源参考
语法特征
该短语为可分动词，宾语可置于中间："trail the dog along" 或 "trail along the dog"。时态变化通过"trail"体现，如过去式"trailed along"。
“trail along”是一个动词短语，主要包含以下两层含义：
如果需要更多例句或语境分析，可以参考上述标注的网页来源。
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