intrude
/ɪnˈtruːd/verb
1
- no obj. put oneself deliberately into a place or situation where one is unwelcome or uninvited侵入, 闯入, 触及：
he had no right to intrude into their lives
他无权闯入他们的生活
she felt awkward at intruding on private grief.
因为触到了别人内心隐痛她感到尴尬万分。
1.1
- enter with disruptive or adverse effect侵扰, 对…造成破坏性（或负面）影响：
politics quickly intrude into the booklet.
政治很快进入并影响了这本小书。
1.2
- with obj. introduce into a situation with disruptive or adverse effect强加于：
to intrude political criteria into military decisions risks reducing efficiency.
让政治标准影响军事决定可能会降低效率。
2
- with obj. Geology (of igneous rock) be forced or thrust into (a pre-existing formation)【地质】（火成岩）侵入（已生成构造）：
the granite may have intruded these rock layers.
花岗岩或许已经侵入这些岩层。
2.1
- （一般作 be intruded）force or thrust (igneous rock) into a pre-existing formation让（火成岩）侵入早已生成的构造。
词源
mid 16th cent. （in the sense 'usurp an office or right'; originally as entrude）： from Latin intrudere, from in- 'into' + trudere 'to thrust'.