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break down毁掉,制服,压倒,停顿,倒塌,中止,垮掉,分解
2.Depending upon the grade of oil, how heavy it is, you use a different type of skimmer.
depend upon=depend on随…而定
例句：Whether the game will be played depends on the weather.
比赛是否举行要看天气而定。
It depends on the weather.
那要看天气如何而定。
3.Using those booms, oil can actually be pushed into that skimmer and then it’s sucked up using this giant vacuum.
suck up吸收
例句：The trees sucked up the rain.
树吸收了雨水。
Then the pumps suck them up into the boats.
然后唧筒把他们吸到船上。
