詞語：sketch-block
sketch-block的解釋
sketch-blockn. 活頁畫簿（等於sketch-book）
sketch-block的意思
sketch-block 活頁畫簿;
sketch-block的參考例句
1.The sketch and specific design approaches of mid-block street crossing are generalized and three management and control modes are discussed. 本文首先闡述了行人過街物理設施的概略設計和詳細設計方法，討論了路段人行橫道的三種交通管制方式的設計方法和實用條件；