Pre-tests
(pre-test 的复数) [经] 先期测验
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
n. 测验（test的复数）
🗣️ 情景例句
We have no collateral.
我们没有担保物。
Rear sons for help in old age; and store up grains against famine.
养儿防老。
But Mr. Green says: It is better to give than to receive.
“给予比接受好。”