In everyday English, people usually say stick out rather than protrude: 在日常英语中,人们一般说 stick out ,而不说 protrude
The envelope was sticking out of her bag.
信封从她包里露了出来。
His front teeth stick out.
他的门牙突出。
Examples from the Corpus
protrude• She injured herself on a screw that protruded 2 inches out of the bench.• The largest stone can be seen protruding above the level of the river.• The tip of the envelope was just protruding from her bag.• It had entered his open mouth, a clear six inches protruding from the back of his neck.• A few that remain protrude from the side and top, syntheticstalactites in a cavern of the sea.• A copperstripprotruded from the top and ran vertically down through the center.• I noticed a metalpipeprotruding from the wall.• It was rather small and it had been hung, quite casually, on a nailprotruding from the wall.• The snag was blamed on a shuttlebolt that protruded into the reelmechanism but was overlooked in the pre-flight engineeringanalysis.• Murray was much worse: both legs broken and boneprotruding through his pelt.• These bronze fastenings protrude through the keel and would have secured the main stationframes of the hull.
protrude from• A tuft of gray hair protruded from beneath her knithat.