Transfectant
转染子
🗣️ 情景例句
but ... well, there are too many things to do.
但是……我要做的事情太多了。
His confidence can be destroyed by a harsh word.
他的信念，只要受到严厉的批评就会崩溃。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。