naphthalene ball造句

• In fact , camphor and naphthalene balls are different in nature
  事实上,樟脑和臭丸在性质上是不同的。
• So here i would like to talk about camphor and naphthalene ball
  所以在这里,我想谈论一下樟脑和臭丸。
• In the summer , many people would put camphor or naphthalene balls in the cabinet to keep the insects out of the clothes
  夏天的时候,许多人把樟脑或臭丸(卫生球)放入衣柜里,以防上昆虫的蛀蚀。
• Therefore , using camphor is safer than using naphthalene balls . but of course , camphor is more expansive than naphthalene balls
  因此,使用樟脑比使用臭丸更为安全。但价钱方面,樟脑比臭丸较贵。