Marker enzyme
[化] 标志酶
🧩 词语组成解析
marker
[mɑ:kə;'mɑ:kə,mɑ:kə]
n. 标识，标记;记号笔，阅卷人;防守队员;特征;
🗣️ 情景例句
Hello, Mr. Maxwell.
哈喽， Maxwell先生。
What shall I send him for his birthday?
我要送他什么东西作为生日礼物？
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面，拼命地把它翻过来。