🧩 词语组成解析
abbr. 长途电话服务（Wide Area Telecommunications Service）
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
Being a mother is not easy,
当一个母亲真不容易，
Nothing is difficult to the man who will try.
世上无难事，只要人肯试。
Yes, of course. Come in.
可以，当然可以。请进。