Abaculus
镶嵌用的小石[玻璃]砖, 嵌块
🗣️ 情景例句
He's been here for years, he should know the ins and outs of the job by now.
他在这里已经好多年，现在理应熟悉各方面的工作了。
The shortest answer is doing the thing.
最简短的回答就是干。
Yes. You can help me do the shopping.
当然可以。你可以帮我一起选。