Polyacetal
[化] 聚縮醛
??? 情景例句
and we have Popo the Clown to entertain you.
我們請了小丑Popo來給大家表演助興。
Two ears to one tongue, therefore hear twice as much as you speak.
兩只耳朵對一舌，故應多聽而少說。
At present I'm giving a lot of concerts.
現在我還要開一些音樂會。