by contrast的音標是["ba?, k?n"strikt]，意思是“相比之下；對照之下”。

基本翻譯為“相比之下，對比之下”。速記技巧可以是“by”表示“相比”，“contrast”表示“對比”，結合起來就是“對比之下”。

By contrast，這個詞的意思是“相對地，相比之下”。這個詞的詞源可以追溯到拉丁語“comparando”，意思是“比較”。

這個詞的變化形式有：comparatively（比較地），contrast（對比，反差），counterpart（副本，配對物），compartment（隔間，部分），compensation（補償，賠償），compete（競爭，比賽），complement（補足，補充），compatible（兼容的，相容的），compulsory（強制的，義務的）等。

在英語中，這些詞都與“比較”這個主題相關。這些詞的出現和使用，反映了人們對事物之間差異和相似性的關注，以及在比較中尋求平衡和協調的思維方式。

例如，compartment和compensation這兩個詞，前者表示空間上的分隔或部分，后者表示對某事的補償或賠償。這兩個詞都強調了在比較中尋求平衡的重要性。再比如counterpart這個詞，它指的是與另一事物相對應的部分或副本，這也反映了人們在比較中尋求相似性和配對性的思維方式。

總的來說，這些詞的出現和使用，反映了英語語言和文化中強調比較、差異和平衡的特點。同時，這也反映了人類對事物之間關系的深入理解和探索。

短語：

1. by comparison

2. by contrast with

3. in contrast to

4. on the contrary

5. in comparison

6. in contrast

7. on the other hand

例句：

1. The new building is by comparison with the old one very modern.

2. The city is by contrast with the countryside very clean and safe.

3. On the contrary, I think that this movie is very good.

4. In comparison, I think that this book is much better than that one.

5. In contrast, I would recommend this movie to anyone who enjoys a good adventure story.

6. On the other hand, I am very interested in history and politics.

7. The movie was very entertaining, but it was also very thought-provoking.

英文小作文：

When comparing two different things, it"s important to take into account their differences and similarities. For example, when choosing a new phone, it"s not only important to consider its features and specifications, but also its size, weight, and battery life. By contrast, when choosing a new car, it"s essential to consider factors such as fuel efficiency, safety features, and cost of ownership. However, it"s also important to recognize that each choice has its own advantages and disadvantages, and it"s ultimately up to personal preference and needs to make the best decision.