Toxoids
类毒素
🗣️ 情景例句
Great! Let's do it!
好。 我们去。
All of those houses have been built in the last ten years.
所有那些房子在这10年里被造的。
Whether a planet can support life depends on the size and brightness of its star, that is its 'sun'.
一颗行星是否能够维持生命取决于它的恒星——即它的“太阳”——的大小和亮度。