Allylation
烯丙基化
🗣️ 情景例句
He watches the CCTV news at 7:00 P.M. everyday.
他每晚 7 点都收看“中央电视台”的新闻联播。
Nothing so bad but might be a blessing.
塞翁失马，焉知非福。
Look at Mr Fat. He was very rich. He had lots of money.
瞧胖先生。他很富。他有很多钱。