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”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。
trail 是一个动词，意为“跟随，追踪”，常用于描述跟在某人或某物后面走或行动的过程。
follow、pursue、chase
lead、guide、direct
along 是一个副词，常用于描述在某个方向或路线上行动。
through、by、beside
against、opposite、toward
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