Polymethylation
[化] 聚甲基化; 聚甲基化作用
🗣️ 情景例句
I took him to Philip's office yesterday for a checkup.
我昨天带他到Philip的办公室去做检查。
I'm going to show him how to sing a song.
我正要指点他如何唱歌。
I felt very nervous when I went into his office.
我走进他的办公室，感到非常紧张。