?? 詞語組成解析
tread
[tr?d]
vi. 踩，踏;行走;交尾;
vt. 踩成;踏出;步行于;踩（爛）;
n. 踏，踩，走;交尾;（樓梯的）踏板;輪胎接觸地面的部分;
softly
['s?ftli]
adv. 柔軟地;靜靜地;溫和地;柔和地;
??? 情景例句
Sir, this offer will expire this week.
先生，這次特價這個禮拜就結束了。
There's many a slip between the cup and the lip.
天有不測風云。
There was a murder in London yesterday.
昨天倫敦發生了一起謀殺案。