Polystream
多氯苯
🗣️ 情景例句
Many people take tables or capsules to try and stay healthy.
许多人靠服药或胶囊保持健康。
As they are in such a damaged condition, we doubt we will be able to take delivery.
由于它们残损如此严重，恐怕我们无法提货。
Who jumped farthest of all?
谁在参赛者中跳得最远？