Lactone ring five membered
[建] 五节内酯环
🧩 词语组成解析
n. [化] 内酯
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
five
[faɪv]
num. 五，五个;与某人击掌问候（或庆祝胜利）;第五;
n. 五，五个;5美元钞票;[板]得五分;
adj. 五的;五个的;
a. 分成几部分的；由几个部分组成的；有手脚的
🗣️ 情景例句
It's easy to pick something for my colleagues, but it's difficult for my boss.
给同事们的应该不难买，但是给老板的就难罗。
All are not saints that go to church.
去做礼拜者，未必皆圣人。
I was doing some exercises on the high-and-low bars. When I landed, I fell forward and hurt myself. Someone was standing too close and I knocked into him and fell over onto my shoulder.
我当时在高低杠上练习。落地时向前摔倒受了伤。有人站的离我太近，我撞在他身上，跌了一跤，肩膀也受了伤。