我怡好从美国消费品安全委员会里看到一份文件PDF格式的，上面告诉我们，四岁五岁是孩子“骑儿童自行车”的适当年龄。

I did come across a document (PDF) from the U.S.Consumer Product Safety Commission that suggests that ages four and five are when it's appropriate for kids to "ride small bicycles."

youdao

我怡好从美国消费品安全委员会里看到一份文件(PDF格式的)，上面告诉我们，四岁五岁是孩子“骑儿童自行车”的适当年龄。

I did come across a document (PDF) from the U. s. Consumer Product Safety Commission that suggests that ages four and five are when it's appropriate for kids to "ride small bicycles."

youdao

我怡好从美国消费品安全委员会里看到一份文件(PDF格式的)，上面告诉我们，四岁五岁是孩子“骑儿童自行车”的适当年龄。

I did come across a document (PDF) from the U.S. Consumer Product Safety Commission that suggests that ages four and five are when it's appropriate for kids to "ride small bicycles."

youdao

怡亨酒店二层，有这么一个热烈又神秘的空间，艺术品环绕中，热情红色捎来来摩登西班牙的气息，帷幕里面爱的气氛浓烈却欲言又止。

On the second floor at Hotel Éclat Beijing, amidst the distinct and mysterious place surrounded by art works, the red interior of the restaurant has in a modern Spanish ambiance.

youdao

怡亨酒店二层，有这么一个热烈又神秘的空间，艺术品环绕中，热情红色捎来来摩登西班牙的气息，帷幕里面爱的气氛浓烈却欲言又止。

On the second floor at Hotel Éclat Beijing, amidst the distinct and mysterious place surrounded by art works, the red interior of the restaurant has in a modern Spanish ambiance.

youdao