木板 BC素材 第1頁

產品檢驗

編程學習

編程學習

數字孩子

數字孩子

有風車的一個女孩

登上領獎台的年輕女教師

有 SDGs17 目標圖標的男孩

產品檢驗

小學生並排站立

有 SDGs17 目標圖標的男孩

小學生並排站立

數字孩子

編程學習

Female high school student writing on white board

Girl in front of whiteboard with alphabet

Boy with sum on whiteboard

Blank billboard on roof of building

  法

 白板

中學生

一個高中生

一位護士用白板

婦女的初中學生在黑板上寫字

有留言簿的護士

帶留言板的看護人

站立在黑板前面的三個男孩

一位護士用白板

Woman with model wind turbine

Portrait of high school teacher

Man with model wind turbine

Schoolgirl (8-9) having problems while learning in classroom

Boy writing answers to sums on whiteboard

Student in front of chalkboard

25777

Businessman writing on whiteboard

USA, New York State, New York City, Digital trading board

Cute toddler boy (2-3) standing against blackboard with city skyline drawn on it

Portrait of schoolgirl (14-15)

Studio portrait of woman with chalk speech bubble

Portrait of elementary school teacher in class

Businesswoman next to dry erase board

Man using smart phone while writing on note pad

Coworkers talking in office

Teenage boy (14-15) in classroom playing french horn

Cute toddler boy (2-3) standing against blackboard with city skyline drawn on it

Smiling girl (6-7) against blackboard

Woman writing heart on blackboard

Hand writing on chalkboard

Studio shot of boy (6-7) reading