Gasdynamic
laser气动激光器,气体动力激光器
🗣️ 情景例句
I don't know.
我不知道。
I'm afraid that won't be possible,much as we'd like to.
尽管我们很想这样做，但恐怕不行了。
and how much this faith means to a child.
孩子们的这种信念会对孩子产生多么大的影响，