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- Methods: 26 patients with carcinoma of esophagus were studied clinically by diffusiontherapy method with 5-131I-iodouracil(5-131IU)as tracer agent. 方法：用5-131I尿嘧啶作为示踪剂，对26例食管癌患者进行了临床渗透治疗的研究。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- I'm trying to track down my old Aunt Maud. 我正试图寻找到我那年迈的婶婶莫德。
- The cyclist went at full sail along the track. 自行车手沿着跑道全速前进。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- The new race track is nearly six miles in extent. 这条新跑道将近六英里长。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- John bears the bell in all track events at school. 约翰在学校里的各个径赛项目中都赢得第一名。
- For further information, contact your local agent. 要进一步了解情况，请与本地代理商联系。
- I'm on the track of a valuable painting. 我在追寻一幅珍贵的油画。
- FBI is on the look out for the agent these days. 这些天联邦调查局正在注意那个特工。
- Keep track of the time you actually travel. 把你旅行的实际时间记录下来。
- The agent spoke on behalf of his principal. 代理人代表他的委托人说话。
- Signals control each section of the railway track. 各种信号控制着铁路轨道的每个部分。
- A locomotive pounded down the railway track. 一辆机车沿着铁道隆隆地驶去。
- I like to watch field and track events. 我喜欢观看田径比赛。
- We have to keep track of every cent we spend. 我们得记下我们花的每一分钱。
- What you just said is completely off the track. 你刚才讲的话彻底离题了。
