Jones reagent
[化] 琼斯试剂
🧩 词语组成解析
jones
[[dʒəunz]]
n. 琼斯（姓氏）
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
You have to cook dinner for the entire family.
你今晚得替全家做晚餐呢。
The coach is always gloomy when the team loses a game.
球队一输球，教练总要绷起脸来。
But we do not need to send men down to get the oil out, as we must with other mineral deposits.
但是，我们不必像开采其他矿藏那样，把人送到地下去把石油取出。