硬著頭皮

Solid; not soft; stiff; firm; strong; tough; unyielding; difficult; laborious; substantial; filling.

Aspect particle indicating action in progress or ongoing state; to wear clothes; to write; to show; a tactic or trick; to touch or feel.

The top part of the body; hair; a leader or boss; the beginning or end of something; a suffix for nouns, verbs, adjectives, or location words.

Skin; peel; rind; outer layer; leather; hide; fur; cover; wrapping; surname; (coll.) naughty; mischievous.