I've realized that we should stop the pollution.
我明白必須阻止公害的原因了。
天天一起練口語 I Think(判斷)（二）

?? 句中詞匯解析

從本句中提取的重要詞匯

pollution [p?'lu??n] 詞根: 灰塵
n. 污染（作用）;腐敗;墮落;沾污;
?? pollut污染 + ion 表示行為、行為的過程或結(jié)果、情況、狀態(tài) → n.污染
"Thousands of young salmon and trout have been killed by the pollution."
成千上萬的鮭魚和鱒魚的魚苗因污染而死亡.
近義：contamination, profanation, defilement, desecration 反義：purging, purifying, refining, straining, cleansing, depuration
stop [stɑp] 詞頻1
vi. 停止;中斷;逗留;（使）停止工作; vt. 塞住;堵塞;阻撓;止付; n. 停止;（管風(fēng)琴的）音栓;停車站;（管風(fēng)琴的）音管;
"A police car drew abreast of us and signalled us to stop."
一輛警車開過來與我們并排，示意我們停下來。
近義：impede, arrest, obstruct, paralyse, paralyze, stalemate 反義：implement, roll, start, action, activate, improve
realized
a. 實(shí)現(xiàn)的；已實(shí)現(xiàn)
近義：accomplished, fulfilled

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