heel

heel的音标是[ˈhiːl]。基本翻译是“脚后跟；鞋跟；踵”。速记技巧是：在英文中，这个词的重音在第二音节，所以只需要注意第二个音节的发音就可以了。

Heel这个词的词源可以追溯到古英语，意为“脚后跟”。它的变化形式包括复数heels和过去式、过去分词以及现在分词形式。

相关单词：

heel-toe（踩踏板）：汽车制动系统的一个部件，用于控制车辆的前进和后退。

heel-and-toe（离合器）：一种用于控制车辆动力的装置，通常与踩踏板一起使用。

heel-and-toe clutch（离合器）：一种用于控制车辆动力的装置，通常与踩踏板和刹车一起使用。

heel-and-toe kick（脚踏式离合器）：一种手动控制离合器的装置，通常用于手动变速器车辆。

heel-and-toe action（摇摆动作）：指物体在运动过程中产生的摇摆或摆动现象。

heel-and-toe motion（摇摆运动）：指物体在运动过程中产生的摇摆或摆动，通常与物体的形状和运动方式有关。

以上这些单词都与heel这个词源有关，它们在不同的领域中有着不同的应用和含义。同时，这些单词也反映了heel这个词源在不同历史时期和不同文化背景下的演变和发展。

常用短语：

1. heel the line (遵守规则)

2. on one"s heels (紧跟在某人后面)

3. on one"s toes (精力充沛，紧张)

4. to one"s heel (使某人屈从)

5. heel it (赶快)

6. heel the mark (符合标准)

7. heel the turn (跟上节奏)

例句：

1. I always heel the line when I"m driving.

2. She was so close on my heels that I couldn"t catch my breath.

3. She was on her toes to make sure everything was done right.

4. He was forced to heel the mark by his boss.

5. Hurry up, you"re already late and I"m on my heels!

6. Everything needs to heel the turn or it won"t work.

英文小作文：

My favorite sport is running, and it"s essential to heel the line perfectly when I"m competing. It helps me stay focused and avoid making mistakes, which is crucial for success in any sport. When I"m running, I try to keep my heels down and my toes up, which helps me maintain balance and momentum. It"s also important to heel the mark perfectly, which means staying in time with the music or rhythm of the race. It helps me keep my pace and avoid getting too far ahead or behind the others. Finally, it"s essential to heel the turn, which means staying on my feet and keeping my balance when changing direction. It helps me avoid falling and keeps me safe while competing.