Radiolabeled
v. 用放射性同位素给…示踪或做标记( radiolabel的过去式和过去分词 )
🗣️ 情景例句
We have a wide connection in U.S.A.
我们在美国各地有广泛业务关系。
First, Mr. Stone Lee, our sales manager, will make a few remarks.
首先，请我们销售经理世通先生发表讲话。
You see, I put some soil in the box, sow the seed carefully like this, and then cover it with more soil.
你瞧，我在盒子里放些泥土，像这样小心地把种子播下，然后再用多一点儿的土盖住种子。