Decline of a well
[经] 油井递减
🧩 词语组成解析
decline
[dɪ'klaɪn]
n. 下降;（力量、健康、品格、权力、价值等的）衰退;下倾;（人、生命等的）衰退期;
vt.& vi. 辞谢，谢绝（邀请等）;
vi. （道路、物体等）下倾;（太阳）落下;（在品格、价值上）降低;衰落，谢绝;
vt. 谢绝，婉拒;
de向下+clin倾斜=lean,slope+e→倾斜；衰退
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
well
[wɛl]
adv. 好;很;好意地;高高兴兴地;
adj. 健康的;井的;良好的;恰当的;
int. （用于表示惊讶，疑虑，接受等）;
n. 泉;源泉;水井;
vi. （液体）涌出;流出;涌流;涌上;
vt. 涌出，喷出;
🗣️ 情景例句
That was not the case.
事实并非如此。
If you were to attend the banquet ,what would you wear?
如果你将出席宴会，你将穿什么？
Because of this, we kept looking back, wondering if we were leaving a trail of oil and petrol behind us.
因此，我们不时地掉过头，怀疑车后是否留下了机油和汽油的痕迹。