foul的音標是[fa?l]，基本意思是“犯規的；惡劣的；罰球”。速記技巧是：可以聯想“foul”這個單詞諧音“腐爛”，腐爛的食物是不被身體吸收的，可以表示不好的，不健康的。

foul的英文詞源：

foul：來自古英語詞尾-foul，表示“污穢的，骯臟的”。

foul的變化形式：

過去式：fouled

過去分詞：fouled

現在分詞：fouling

相關單詞：

foul smell：惡臭

foul language：臟話

foul play：卑劣行為，不正當手段

foul ball：臟球，壞球

foul weather：壞天氣

foul up：弄糟，搞糟

foul play suspect：可疑的卑劣行為嫌疑人

foul-up：混亂，搞糟

foul-mouth：滿口臟話的人

foul在英語中常用來表示“骯臟的，惡臭的”含義，可以指代各種不良的情境。同時，它也可以用來形容人的行為或言語的不正當，如“foul play”表示卑劣的行為。這個詞在體育比賽中也常用來形容投籃或擊球時的犯規動作。

常用短語：

1. foul trouble 犯規麻煩

2. foul play 犯規行為

3. dirty foul 骯臟的犯規

4. technical foul 技術犯規

5. foul out 犯滿離場

6. go to the line 走上罰球線

7. foul line 罰球線

例句：

1. He was sent to the line for several dirty fouls.

2. The ref called a technical foul for excessive fouling.

3. The player fouled out in the final minutes of the game.

4. They went to the foul line several times during the game.

5. The referee whistled to signal a foul.

6. The defender committed a foul on the offensive player.

7. The game was marred by foul play and unsportsmanlike conduct.

英文小作文：

Foul play is a serious issue in sports, as it can affect the fairness of the competition and the enjoyment of watching it. From my perspective, sports should be played in a fair and honest manner, without using dirty tricks or excessive aggression to gain an advantage. However, sometimes players may be tempted to use foul play to win, which can lead to unnecessary disputes and conflicts among competitors. Therefore, it is important to remind everyone to play fair and respect each other"s efforts, even if they are competing fiercely for victory. In conclusion, sports are not just about winning and losing, but also about building a positive and healthy culture of fair play among competitors.