Packing washer
[计] 密封垫圈
🧩 词语组成解析
packing
['pækiŋ]
n. 包装，打包;包装材料;（缝隙）填料;
v. 压紧(pack的ing形式);装满;
washer
[['wɔʃə]]
n. 洗衣人, 垫圈, 洗衣机\\n[化] 洗涤器; 垫圈
🗣️ 情景例句
Today is the perfect example.
今天就是一个很好的例子。
In the United States ,there are many factories for making cloth.
在美国，有许多造布的工厂 。
That's all right. Why don't you call me Robert or Bob? But please don't call me Mr. Bob.
没关系。你为什么不叫我罗伯特或鲍勃？但请不要叫我鲍勃先生。