这个花瓶很易碎，所以我们在邮寄前必须用软材料把它包起来。
The vase was quite fragile so we had to wrap it in soft material before we send it by post.
youdao
小椭圆形的头部软材料保护儿童的牙床。
Small oval head with soft material protects children's gums.
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