Flicker tests
[医] 闪烁试验(检心血管)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
We'll place a trial order with you for 300 cases of pork luncheon meat.
我们想试定300箱罐装午餐肉。
How much is it by air mail?
航空信要多少钱？
What was the matter?
怎么啦？