🧩 词语组成解析
v. 踏；行走（step的过去式和过去分词）
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
Terrific!
了不起！
Danger is next neighbour to security.
危险是安全的近邻。
No wonder people say that computers are taking over the world.
难怪有人说电子计算机正渐渐接管世界。