Total oxygen demand
[机] 总氧量
🧩 词语组成解析
demand
[di'mɑ:nd]
vt. 要求，请求;需要;[法]召唤;询问，盘问;
n. 需求;需要;要求，请求;销路;
vi. 需要;请求;查问;
🗣️ 情景例句
Sure, what do you want?
可以啊。什么事
It's a shame these instructions are so complicated.
真遗憾，这些说明太复杂了。
There's a talk on cancer that might be quite interesting, so perhaps I'll go to that.
有个关于癌症的报告可能很有意思，也许我会听听。