s t down的意思

s t下降

sat down───坐下；扎營

set down───放下；記下；看做；確定

sit down───坐下；扎營

salt down───訓斥；腌制

sent down───把…向下發送；使下降（價格等）；開除

sets down───放下；記下；看做；確定

shot down───擊落，打垮

shut down───停工，關閉

sits down───坐下；扎營

You really don't know what's going down?───你真的不知道發生了什么事？

I think maybe it's because they didn't have the concepts down.───我想可能是他們當時并沒有這個清晰的概念。

that’s when motorists don’t bog down in multi-day traffic jams as they did last summer.───這還是在司機沒有遭遇連日堵車被困在路上的情況下，去年夏天就發生了這樣的情況。