gum thus的意思|示意

Thus we meet 21-year-old John Curtis who produced the first commercial chewing gum in his home kitchen in Maine in 1848.

由此，我们认识了21岁的约翰·柯蒂斯。1848年，在缅因州家的厨房里，柯蒂斯制作了第一块具有商业性的口香糖。

Thus, gum infections seem to add to the inflammatory burden on individuals, increasing cardiovascular risk, the researchers say.

因此，牙龈感染似乎增加了个体的炎性负荷，增加了心血管疾病的发生危险。

Some research suggests that mothers with serious gum infections, or periodontitis, are more likely to give birth to premature, and thus more sickly, kids.

一些科学家们说牙龈感染或牙周炎的孕妇更可能早产。