Transfection
[化] 转染
🗣️ 情景例句
It just depends on a number of things.
这得靠许多因素才能决定。
There's no need!
多此一举！
There was a tine when the owners of shops and businesses in Chicago that to pay large sums of money to gangsters in return for 'protection.
曾经有一个时期，芝加哥的店主和商行的老板们不得不拿出大笔的钱给歹徒以换取保护。