Arsan
二甲胂酸
🗣️ 情景例句
Get to the heart of the matter.
请讲问题的实质。
No, Jack. You must go on.
不行，杰克。你必须继续下去。
If, as has been reported, they have protected humans from sharks,
正如报道中所说，如果海豚保护人不受鲨鱼侵害，