Dial-back trunk
[计] 自动电话转接干线
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
I can go up to the lodge for some hot dogs and drinks.
我可以到那边小屋去弄些热狗和饮料来。
She began playing the violin when she was nine.
她从九岁就开始练习小提琴。
Three factors have caused these fish to grow so large:
这些因素促使这些鱼可以长得如此巨大：