Enveloping line
[化] 包络线
🧩 词语组成解析
v. 包围, 笼罩, 包住( envelop的现在分词 )
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
People are busy shopping and wrapping presents for relatives and friends before Christmas Eve.
在圣诞节前夜，人们忙着为亲朋好友买东西、包礼物。
One never loses anything by politeness.
有礼貌对自己不会吃亏。
You can see my father, my mother,and my brother, Jim.
你可以看到我的爸爸，我妈妈，和我的哥哥Jim。