V-ERG
（使）强行闯入；（使）搅扰；（使）打扰
When something obtrudes or when you obtrude it, it becomes noticeable in an undesirable way.
例句
A 40 watt bulb would be quite sufficient and would not obtrude...
40瓦的灯泡完全够亮了，并且不会晃眼。
Gertrude now clearly felt that she had obtruded her sorrow...
格特鲁德此时明显察觉自己的悲伤情绪已影响到他人。