🧩 词语组成解析
vt. 层层排列, 使层叠（tier的过去式与过去分词形式）
seat
[sit]
n. 席位，座位;所在地;场所;臀部;
vt. 使就座;使就职;使获得座位（或席位）;可容纳若干座位;
🗣️ 情景例句
Do you ever think about your clildhood?
你回忆过童年吗？
Everyone's ready and waiting for you.
大家都好了，就等你啦！
Yesterday morning she came into class as usual.
昨天早上，她像往常那样走进教室。