crewless

crewless的音标为[ˈkruːlis] ，基本意思是“无船员的，无领航员的，无领导的”，有时也可指“粗心的，不注意细节的”。

速记技巧方面，可以尝试使用词根记忆法，crewless的词根是crew，表示“船员”，无船员的即为“无船员的”，通过这个拆分方法可以帮助我们更快速地记住单词的意思。

"Crewless"这个词是一个形容词，其词源可以追溯到英语单词"crew"（船员）和"less"（无）。这个词的意思是“没有船员的”或“无人驾驶的”。

变化形式：在词性变化上，"crewless"是形容词，其比较级是"more crewless"（更无船员）或"least crewless"（最无船员），最高级是"most crewless"（最无船员）。

相关单词：

1. "Cruise"（巡航）：这个词来源于拉丁语，意为“在水中游动”，引申为“巡航”。

2. "Sailor"（水手）：这个词来源于古英语，意为“航海者”，现在通常指在船上工作的人。

3. "Sailing"（帆船）：这个词来源于古英语，意为“航行”，现在通常指使用帆进行航行的运动或方式。

4. "Crewing"（配备船员）：这个词的意思是给船配备船员，引申为“配备人员”的意思。

5. "Crewmember"（船员）：这个词的意思是船上的一名成员，通常指在船上工作的人。

6. "Uncrewed"（无人驾驶的）：这个词的意思是无人驾驶的或无人操作的。

7. "Crewless vessel"（无船员船只）：这个词的意思是无人驾驶的船只。

8. "Crewless ship"（无船员船）：这个词的意思是无人驾驶的船。

9. "Crewless operation"（无人操作操作）：这个词的意思是无人驾驶或无人操作的运作方式。

10. "Crewless boat"（无船员小船）：这个词的意思是无人驾驶的小船。

常用短语：

1. crewless shipment 无陪同运输

2. crewless operation 无人操作

3. crewless operation system 无人操作系统

4. crewless vehicle 无人驾驶车辆

5. crewless spacecraft 无人航天器

6. crewless inspection 无陪同检查

7. crewless maintenance 无人维护

双语例句：

1. We successfully completed a crewless shipment of goods from China to Europe.

2. The new crewless operation system saves time and resources.

3. The crewless vehicle safely navigated through the mountainous terrain.

4. The crewless spacecraft landed on the moon and sent back valuable data.

5. The crewless inspection found many defects that would have been missed by human inspectors.

6. The crewless maintenance saved the company a lot of money and time.

英文小作文：

Crewless Operations: The Future of Logistics?

Crewless operations are becoming increasingly common in various industries, including logistics. This trend is driven by the need for efficiency, cost-savings, and safety, among other factors.

By using crewless systems, operations can be carried out more quickly and accurately, reducing human error and saving time and resources. Crewless vehicles and spacecraft can safely navigate through challenging environments and send back valuable data, while crewless inspection can find defects that would have been missed by human inspectors.

However, there are still some challenges to overcome before crewless operations become the norm in all industries. For example, regulations and laws need to be updated to accommodate this new technology, and employees may need to be trained on how to handle certain tasks effectively without relying on human assistance.

Overall, crewless operations offer great potential for the future of logistics and other industries that rely on efficient and safe operations. With further development and adoption of this technology, we may see a more automated and efficient world in the years to come.