🧩 词语组成解析
chalk
[tʃɔk]
n. 粉笔，白垩;用粉笔画的记号;〈英〉（比赛）得分纪录，记入借方的款项;〈美俚〉牛奶;
v. 用粉笔写（记下）;用白垩粉擦（桌球杆等）;使苍白;（英）把（酒钱）记于（某人）账上;
chalk(lime石灰)→白垩；粉笔；粉笔做的记号；用粉笔写
dust
[dʌst]
n. 灰尘;（建筑物内、家具或地板等上的）灰尘;遗骸，尸体，人体，人;〈口〉金粉，粉末，粉剂，花粉;
vt.& vi. 拂（一拂），掸（一掸）;
vt. 撒（粉）于;擦去…的灰尘;擦灰;撢去;
🗣️ 情景例句
Fine. How much would you like to exchange, sir?
好的。您要兑换多少呢，先生？
At what time?
什么时间？
In another chest, which contained the belongings of a ship's officer, there was an unfinished letter which had been written on March 14th, 1943.
另一只海底沉箱中装的是船上一位军官的财物，其中有一封写于1943年3月14日的信，但没有写完。