這張圖的優勢在於，筆尖真的碰上了
十字四臂收在一個點上，筆尖之間零間隙，四色分明
✍️ 問題在於零間隙這三個字，四支鉛筆角度差一點就穿幫成交叉而非相遇。留白間距那句同樣重要，臂與臂太擠會讓十字結構讀不出來，這兩點是這條能立住的全部依據。
📋 提示詞 自然語言1145 字元
Shoot a top-down macro product photograph of exactly four separate sharpened coloured pencils lying flat on a pale matte tabletop. One comes in from the top, one from the right, one from the bottom, one from the left - their coloured wooden barrels form the four arms of a balanced cross, converging toward the centre. All four exposed graphite tips must physically touch that same tiny central point, with zero gap between any tip and it.
The point of contact is the whole concept here: every tapered wooden cone and graphite tip stays individually visible, each ending right at the shared point rather than overlapping another pencil. Barrel colours are blue, terracotta, mustard and forest green, extending outward with comfortable clearance between the four arms. Nothing else sits in the frame.
Soft, nearly shadowless studio lighting brings out the wood grain and the clean graphite contact point on the quiet tabletop. Compose it 1:1 square, all four full pencil bodies inside the frame with clear margin beyond their outer tips; the same pale tabletop runs evenly to every edge. No writing appears anywhere on the pencils or the table.
📋 中文譯寫版 自然語言
俯拍一張微距產品攝影：四支削尖的彩色鉛筆平放在淺色啞光桌面上，恰好四支，不多不少。一支從上方進入畫面，一支從右側，一支從下方，一支從左側——它們的彩色木杆構成一個平衡的十字四臂，向中心匯聚。四支筆尖裸露的石墨芯都必須實實在在碰到同一個極小的中心點，筆尖和那個點之間不留任何縫隙。
相遇就是這張圖的全部主題：四個削尖的木質錐體和石墨筆尖都要各自清晰可辨，每一支都止步於共同的接觸點，而不是壓在別的鉛筆上面。筆桿顏色分別是藍色、赤陶色、芥末黃和森林綠，四臂之間留出舒適的間距向外延伸。畫面裡不出現其他任何物體。
柔和到幾乎沒有陰影的影棚布光，照出木紋質感和桌面上乾淨利落的石墨接觸點。構圖採用1:1正方形，四支完整的鉛筆都在畫面內，筆尖外側留出清晰的邊距；同一片淺色桌面均勻延伸到每一條邊。鉛筆和桌面上都不出現任何文字。
