Start of message
[计] 报文开始符
🧩 词语组成解析
start
[stɑrt]
n. 开始;动身;开动;起点;
vt.& vi. 出发，启程;
vt. 起动;提出（问题）;开办;使开始;
vi. 起始;突然出现;突然跳起;突然涌出;
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
Even when I have a cold, I still have a good appetite.
我就是感冒了，胃口也照样很好！
I would have gone on the picnic if it hadn't rained.
如果没下雨，我就去野餐了。
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。