🧩 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
Who knows?
谁知道？
I can't tell you how happy this makes me.
我形容不出来我有多高兴。
Instead of catching fish,they catch old boots and rubbish.
他们往往鱼钓不到，却钓上来些旧靴子和垃圾。