Последние добавленные видео:
人體心臟
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6 years ago
125431 6 years ago 2:36101科學教室：心臟《國家地理》雜誌
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2 years ago
55575 2 years ago 2:57Teach you a heart-nourishing action to strengthen your heart
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4 years ago
19858 4 years ago 3:17動畫8.1 血液怎樣在人體內循環？
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5 years ago
225950 5 years ago 4:00The Second Heart of the body! Tips to Keep Your Heart Healthy! (English Subtitles) | WeisWay
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4 years ago
73764 4 years ago 9:46108新課綱｜七上生物｜【觀念】動物循環系統的組成－心臟、血管
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34 minutes ago
684 34 minutes ago 8:03雞蛋和心血管病的關係
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14 years ago
329660 14 years ago 8:15【科普教育】認識心臟功能與結構
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4 years ago
5964 4 years ago 1:39【心内科】人体心脏的位置
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10 years ago
27069 10 years ago 9:32心臟內外部結構
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5 years ago
6190 5 years ago 3:37人體有第二個心臟！健康狀況全看它｜三立新聞網SETN.com
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3 years ago
131798 3 years ago 14:00|生物教學|108課綱|血液循環|動物循環|肺靜脈|心臟循環|國中生物 (Animal circulation | Pulmonary veins | Blood vessels)
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6 years ago
7863 6 years ago 14:44國中生物 人體心臟
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2 years ago
6943 2 years ago 3:03【绘画解剖学 心脏】心脏的血液循环途径
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3 years ago
1893 3 years ago 1:25#生物学 人体的发动机-心脏 #人体
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2 years ago
2761378 2 years ago 3:00:01Meditation Music: 3-Hour Alpha Waves - Super Recovery & Healing Frequency, Whole Body Regeneration,
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9 years ago
57809 9 years ago 15:19基礎生物3 1 03人體心臟的結構+房室與瓣膜關係一誠g
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4 years ago
134081 4 years ago 3:59基督教會歌曲《神注重的是人的心》【詩歌MV】