Ostwals's theory of indicator
[机] 奥斯瓦指示剂理论
🧩 词语组成解析
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];
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
The world could be heading for an economic recession.
世界也许正在走向经济衰退。
May I take pictures?
我能照相吗？
It is not just farmers who are complaining.
并不仅仅是农民在抱怨。