速寫城市風景 -Sketching city scenery

為初學者打造一本全面的城市景觀速寫指南，重點在於培養創意表達能力和實驗精神。 該指南應涵蓋以下基礎知識：

1. 線條：**不同線條粗細和富有表現力線條的技巧。

2. 紋理：**實現不同紋理和視覺趣味的方法。

3. 構圖：**以視覺吸引力排列元素的原則。

包含大量範例和逐步說明。確保語調引人入勝、引人入勝，並鼓勵初學者探索自身的藝術潛能。提供克服常見挑戰的技巧以及進一步練習和發展的建議。

Create a comprehensive guide for beginners on sketching urban landscapes with ink pens, focusing on fostering creative expression and experimentation.** The manual should cover the fundamentals of:**

1.** Line work:** techniques for varying line weights and expressive lines.

2.** Texture:** methods for achieving different textures and visual interest.

3.** Composition:** principles for arranging elements in a visually appealing way.

Include numerous examples and step-by-step instructions. Ensure the tone is engaging, supportive, and encourages beginners to explore their artistic side. Provide tips for overcoming common challenges and suggestions for further practice and development.