🧩 词语组成解析
tread
[trɛd]
vi. 踩，踏;行走;交尾;
vt. 踩成;踏出;步行于;踩（烂）;
n. 踏，踩，走;交尾;（楼梯的）踏板;轮胎接触地面的部分;
softly
['sɔftli]
adv. 柔软地;静静地;温和地;柔和地;
🗣️ 情景例句
so I wouldn't lose them.
免得我弄丢了。
East or west, home is best.
在家千日好，出门时时难。
I went on walking, bending down because the roof of the cave was not very high.
因为洞顶不是很高，我继续弯着腰往前走。