Gel tests
[医] 凝胶试验(鉴别梅毒血清)
🧩 词语组成解析
gel
[dʒel]
n. 凝胶，冻胶;定型发胶;
vi. 形成胶体;胶化;
n. 测验（test的复数）
🗣️ 情景例句
He says it always brought him good luck on the baseball team.
他说 ，当年他在棒球队时这手套总是带给他好运。
There's no sense in going by boat when the plane is just as cheap and much quicker.
既然乘飞机和坐船一样便宜而且还快得多，那么就没有理由去坐船。
so he must stay in bed for a week.
因此他必须卧床一周。