重點(diǎn)講解：
1. covert into (使)改變；更改；(使)轉(zhuǎn)變；
The signal will be converted into digital code.
信號(hào)會(huì)被轉(zhuǎn)變?yōu)閿?shù)字代碼;gVs%NFsoT4.%wFAfI%。
2. owe to 由于；因?yàn)椋?/span>
He was out of work owing to a physical injury.
他因?yàn)槭軅I(yè)了O;ksK6&5Z5[Wl。
3. be due to 由于；因?yàn)椋?/span>
The country's economic problems are largely due to the weakness of the recovery.
該國(guó)的經(jīng)濟(jì)問題很大程度上是因?yàn)閺?fù)蘇乏力67fLyDlCD6(,G5Hr。
4. pertain to 與…相關(guān)；屬于；適用（于）；
The restrictions he imposed pertained to the type and height of buildings and the activities for which they could be used.
他限制的是建筑物的種類和高度以及它們的用途boRE)Wq+Bv#eQv。