Polyether
n. [化]聚醚,多醚
🗣️ 情景例句
so they can find her owners quickly.
好让他们很快找到她的主人。
One hour's sleep before midnight is worth three after.
午夜前睡一小时抵得上午夜后睡三小时。
They had to edge their way along this, sometimes wading across shallow streams, or swimming across deep pools.
他们不得不侧着身子往前走，有时过浅溪，有时游过深潭。