```json
{
"prompt": "A detailed botanical illustration of a Qing Yang tree, a deciduous tree from the willow family. The tree is depicted in a natural outdoor setting, with a clear blue sky and lush green grass in the background. The tree is tall, reaching up to thirty meters in height, with a smooth, barkless trunk that is four meters in circumference. The leaves are oval or narrowly oval, with a green upper surface and a white underside, smaller than those of the white willow. The tree is in full bloom, showcasing its catkin flowers arranged in a spike. The fruits are ovate, tapering to a point, and have valves. The style is realistic and scientific, with intricate details of the tree's structure, leaves, flowers, and fruits. Ensure no text is included in the image to avoid any potential errors.",
"explanation": "這幅插圖展示了青楊樹的詳細植物學特徵，青楊樹是楊柳科楊屬的落葉喬木。畫面中，青楊樹立於自然的戶外環境中，背景是清澈的藍天和茂盛的綠草。樹高可達三十公尺，樹幹光滑無毛，周長四公尺。葉片呈卵形或狹卵形，表面綠色，背面白色，比白楊的葉片小。樹上開滿了葇荑花序，果實呈卵狀，先端漸尖，有瓣。這樣的設計不僅能夠吸引學生和學華語的人士，也能有效地傳達“青楊”這一植物的特徵和生長環境。",
"alt": "青楊樹的植物學插圖，展示其高大的樹幹、卵形葉片和葇荑花序。",
"title": "青楊樹的詳細植物學插圖，展示其高大的樹幹、卵形葉片和葇荑花序，背景是自然的戶外環境。"
}
```
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