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19:57
酸和鹼

ETV / 科學. 中學二年級[2001-2002下學期]

2001-01-01

Available Online

19:55
眼睛

ETV / 科學. 中學二年級[2001-2002下學期]

2001-01-01

Available Online

19:58
Sex and reproduction

ETV / 科學. 中學二年級[2001-2002下學期]

2001-01-01

Available Online

19:57
電和電路 (2002, 字幕版)

ETV / 科學.中學二年級[2002-2003上學期]

2002-01-01

Available Online

16:54
Electricity and circuits

ETV / 科學.中學二年級[2002-2003上學期]

2002-01-01

Available Online

19:56
Electricity at home

ETV / 科學.中學二年級[2002-2003上學期]

2002-01-01

Available Online

19:56
An inquiry into forces

ETV / 科學.中學二年級[2002-2003上學期]

2002-01-01

Available Online

19:55
Acids and alkalis

ETV / Science. Secondary 2 [2002-2003 second term]

2002-01-01

Available Online

19:57
The eye

ETV / Science. Secondary 2 [2002-2003 second term]

2002-01-01

Available Online

19:53
漢堡包的人體旅程

ETV / 科學.中學三年級[2002-2003上學期]

2002-01-01

Available Online