cross-national

cross-national的音标为["krɔs-næʃənəl]，基本翻译为“跨国的”。

速记技巧：可以使用交叉、横跨等词根来快速记忆该单词的拼写。同时，也可以结合国家、民族等词汇进行联想记忆，加强记忆效果。

Cross-national这个词的词源可以追溯到拉丁语“crossus”，意为交叉或横跨。这个词在英语中经过了几个变化形式，包括“cross-sectional”、“cross-border”和“cross-cultural”等。

变化形式：

“cross-sectional”是由“cross”和“sectional”组成的，而“sectional”来自于法语“section”，意为部分或片状。这个词通常用来描述横截面的概念，即一个物体或系统的横切面的情况。

“cross-border”是由“cross”和“border”组成的，而“border”来自于拉丁语“bordus”，意为边界或边缘。这个词通常用来描述跨越国界的行动或事件。

“cross-cultural”是由“cross”和“culture”组成的，而“culture”来自于拉丁语“cultura”，意为耕作或培养。这个词通常用来描述不同文化之间的交流和理解。

相关单词：

“multinational”指的是由多个国家组成的公司或组织，这个词来自于“multi-national”，意为多国的。

“transnational”指的是跨越国界的、全球性的、跨国公司的行为或组织，这个词来自于拉丁语“trans”，意为跨越，加上“national”构成的。

“inter-national”指的是国际间的、跨国的、国际组织的活动或组织，这个词由“inter-”和“national”组成，“inter-”在英语中通常表示相互的、在两者之间的意思。

以上这些单词都与cross-national这个词有关，它们在不同的语境下有不同的含义和应用。同时，这些单词也反映了全球化背景下，不同国家、不同文化之间的交流和合作的重要性。

常用短语：

1. cross-cultural exchange

2. cross-national cooperation

3. cross-border trade

4. cross-disciplinary research

5. cross-media campaign

6. cross-sectoral collaboration

7. cross-regional development

例句：

1. We need to promote cross-national cooperation to tackle global challenges.

2. Cross-border trade between countries has become an important way to promote economic growth.

3. Cross-disciplinary research has led to many innovative ideas and solutions.

4. The cross-media campaign has achieved great success in promoting our brand image.

5. Cross-sectoral collaboration is essential for sustainable development.

6. Cross-regional development requires cooperation and synergy among different regions.

英文小作文：

Title: Cross-National Cooperation for a Better Future

In today"s interconnected world, cross-national cooperation has become increasingly important for achieving common goals and building a better future. From cross-cultural exchange to cross-border trade, cross-national cooperation has opened up new opportunities and created synergies that benefit all parties involved.

From cross-disciplinary research to cross-media campaigns, cross-national collaboration has fostered innovation and creativity, leading to breakthroughs in various fields. Cross-sectoral collaboration is essential for addressing complex challenges such as climate change and sustainable development, while cross-regional development requires cooperation and synergy among different regions to achieve balanced growth and shared prosperity.

In the future, cross-national cooperation will continue to play a crucial role in shaping a more inclusive, sustainable, and prosperous world. By working together, we can overcome obstacles and achieve our shared goals, creating a better future for ourselves and generations to come.