重點講解:
1. be based on 以…為基礎;
例句:That opera is based on an actual occurrence.
那部歌劇是根據真實的故事編寫的 。
2. at least (數量)至少,不少于;
例句:At least 500 people attended the conference.
至少500人參加了這個會議 。
3. be sensitive to 過敏的;易受影響的;敏感的;
例句:His pallid skin was sensitive to the glaring sun.
他蒼白的皮膚對耀眼的陽光很敏感 。
4. wipe out 摧毀;毀滅;使滅絕;
例句:The disease threatens to wipe out the entire population.
這種疾病有可能毀滅整個種群 。
adv. 絕對地,完全地;獨立地