🧩 词语组成解析
a. 免疫化学的
assay
[ə'se]
n. 化验;试验;<古>尝试;试金;
vt. 化验;试验;考验;分析;
vi. 经检验证明内含成分;
🗣️ 情景例句
What do you do at Universe Toy Company?
你在宇宙玩具公司做什么工作？
In college I majored in physics, What was you major?
大学时我主修物理，你主修什么呢？
Slowly, she said, We were all here before you. You must wait for your turn. Do you understand?
“我们这儿个个都排在你前面。你得等轮到你才行。你懂吗？”