Age of catalyst
[化] 催化剂寿命
🧩 词语组成解析
age
[edʒ]
n. 年龄;时代;老年;年龄段;
vt.& vi. （使）长大;使显老;使变老;使苍老;
vi. [化学]老化;陈化，熟化;（吸毒者随年龄增长而主动）戒毒，戒除毒品;
vt. [化学]使老化;使陈化;使熟化;估计，推测（马的年龄）;
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
Is everything all right?
一切都好吗？
Is there anything I can do for you?
有什么我能为您做吗？
it is customary for the new arrival to be placed between the stalls of two captives whose training is already well advanced.
通常是把新到的安置在两头训练得很好的大象的象厩中间，