Boltaflex
[美]博塔弗勒克斯(圆的和扁平的聚偏氯乙烯纤维)
🗣️ 情景例句
The first chopsticks were made from bone and jade.
第一批筷子是骨头或玉制成的。
I don't want to put you to any trouble.
我不想麻烦你。
It was mailed last week.
上个礼拜我们还没收到。