crabgrass的音標是[?kr?bgɑ?rs]，翻譯為“雜草”的意思。速記技巧是：由crab（螃蟹）和grass（草）組成，可以想象一只螃蟹在草地上爬行，這樣幫助記憶拼寫。

Crabgrass的英文詞源可以追溯到古英語中的“krabba”或“krabb”這個詞，意為“蟹的甲殼”。這個名字來源于其外觀，它通常呈現出類似蟹殼的形狀。

變化形式：復數形式為“crabgrass”，形容詞形式為“crabgrassly”。

相關單詞：

1. Crabapple（醋蘋果）：這個單詞來源于“crab”和“apple”的組合，意為“醋栗”。

2. Crabbed（螃蟹般的）：這個形容詞來源于crabgrass，表示“像螃蟹一樣的”。

3. Crabbiness（螃蟹般的）：這個名詞形式表示“像螃蟹一樣的脾氣”。

4. Crab-foot（蟹足）：這是一個名詞，指的是crabgrass的形狀。

5. Crab-wise（螃蟹般地）：這個副詞形式表示“像螃蟹一樣地”。

6. Crab-claw（蟹爪）：這是一個名詞，指的是crabgrass的爪子部分。

7. Crab-rake（蟹耙）：這是一個名詞，指的是一種用于清除crabgrass的工具。

8. Crabgrass-killer（草甘膦）：這是一個名詞，指的是一種除草劑，專門用來殺死crabgrass。

9. Crabgrass-resistant（抗雜草草甘膦）：這是一個形容詞，表示對crabgrass有抵抗力的。

10. Crabgrass-free（無雜草的）：這是一個形容詞，表示沒有crabgrass的地方。

以上這些單詞都與crabgrass有關，描述了其外觀、處理方法、抗性等方面。

常用短語：

1. crabgrass-covered 青苔覆蓋的

2. crabgrass-infested 被青苔覆蓋的

3. crabgrass growth 青苔生長

4. crabgrass invasion 青苔入侵

5. crabgrass plague 青苔瘟疫

6. crabgrass-resistant 抗青苔的

7. control crabgrass 防治青苔

雙語例句：

1. The lawn is heavily crabgrass-covered. (英文)

2. The garden is infested with crabgrass. (中文)

3. The soil is not suitable for crabgrass growth. (英文)

4. We need to apply herbicide to control the crabgrass invasion. (中文)

5. The lawn is covered with crabgrass plague. (英文)

6. We need to plant some resistant plants to control the crabgrass-resistant growth. (中文)

7. It is important to maintain lawn regularly to prevent crabgrass growth. (英文)

英文小作文：

Crabgrass is a common lawn weed that can cause damage to the lawn"s appearance and quality. However, with proper lawn care, it is possible to control crabgrass growth and maintain a healthy and beautiful lawn. One of the key aspects of lawn care is regular mowing, which helps to remove the weeds and keep the lawn healthy and growing well. Additionally, using a lawn herbicide can help to control crabgrass if it is found in the lawn. However, it is important to use a safe and effective herbicide and follow the instructions carefully to avoid harming the lawn or other plants nearby. Regular watering and fertilization are also essential for maintaining a healthy lawn, as they help to provide nutrients and moisture to the grass roots, which in turn helps to prevent weeds from growing. By following these lawn care tips, you can help to maintain a beautiful and healthy lawn that is free from crabgrass.