Half life of enzyme
[化] 酶半衰期
🧩 词语组成解析
half
[hæf]
adj. 一半的，半个的;
n. 半;一半;（啤酒等饮料的）半品脱;（比赛、音乐会等的）半场;
adv. 一半;部份地;
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
You really don't look your age.
你看起来比你的年龄要年轻。
I had never seen a grown man break down and cry.
我从未曾看到过一个这么强壮的汉子痛哭失声。
'Did you have a good meal? he asked.
“您吃得好吗？”他问。