Undecatrienal
十一碳三烯醛
🗣️ 情景例句
You'll never be in shape until you eat less and exercisemore.
只有少吃多锻炼才能健美。
No, the two sides are still in conflict.
没有,双方仍然有矛盾。
German is a more difficult language than English is.
德语比英语难学。