重點講解：
1. break down 分解；將…分成若干部分；
例句：The next step is to use bacteria to break down the algae into natural gas and different chemicals.
下一步就是用細菌把海藻分解成天然氣和不同的化學物質uSgW|L1qgs3OHM8;n.(%。
2. interfere with 妨礙；沖突；抵觸；
例句：It will seriously interfere with the progress of the work.
這將嚴重妨礙工作的進行CwT%w9E|KDqiU4fl4F。
3. build up （使）積聚；（使）逐漸增加；
例句：Don't let your resentment build up.
別讓你的怨恨郁積起來wH8-ae]xd~i=iPP。
4. clear out 清除；
例句：Our old stock has been entirely cleared out.
我們舊的存貨已全部出清2XG,n1oGUs。
5. be involved in 卷入的；參與的；與…有密切關聯的；
例句：He was proved to be involved in the case.
他被證明與這件事有牽連|why@YFX)TOm*vF@N。