'Expression' in the Bible

The expression of their faces bears witness against them,And they display their sin like Sodom;They do not even conceal it.Woe to them!For they have brought evil on themselves.

Then Nebuchadnezzar was filled with wrath, and his facial expression was altered toward Shadrach, Meshach and Abed-nego. He answered by giving orders to heat the furnace seven times more than it was usually heated.

The queen entered the banquet hall because of the words of the king and his nobles; the queen spoke and said, “O king, live forever! Do not let your thoughts alarm you or your face be pale.

(Now this expression, “He ascended,” what does it mean except that He also had descended into the lower parts of the earth?

This expression, “Yet once more,” denotes the removing of those things which can be shaken, as of created things, so that those things which cannot be shaken may remain.