七龙珠书包小学生书包 Dragon ball Z schoolbags
小学书包男 primary school boy's schoolbag
我是小学生书包尼斯 my schoolbag is nice
小学生用的书包 Schulranzen
小学生书包男 elementary school boy's schoolbag
小学生书包女 primary school girl's schoolbag
小学生小书包女生 elementary school girls' schoolbag
日本小学生书包 japanese elementary school students' schoolbag
沉重的书包压得那小学生歪向一边。
小学生把书包扔向空中。
小学生书包平均重4.2公斤，超过标准达百分之53.4 .书包标准重量等同学童重量的百分之十。
On average, a primary school pupil's school bag weighs 4.2 kg, 53.8 per cent heavier than the recommended weight - which is 10 per cent of a pupil's weight.
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