Seal casing
[化] 密封壳体
🧩 词语组成解析
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
casing
[['keisiŋ]]
n. 箱, 盒, 包装, 框, 套管\\n[化] 汽车外胎
🗣️ 情景例句
If you have time around Christmas, please come to visit my family.
如果你圣诞节前后有空，欢迎到我家来玩。
Tell me, is it a boy?
喂，你是男孩吗？
Well, for example, you can have a cold, but first you have to catch a cold.
哦，例如，你可能“患感冒”，但你首先得“伤风”。