I beam
[化] 工字梁
🧩 词语组成解析
beam
[bim]
n. 梁，栋梁;束;光线;（电波的）波束;
vi. 发出光与热;面露喜色;
vt. 播送;以梁支撑;用…照射;流露;
vt.& vi. 笑容满面，眉开眼笑;发射电波，播送;放出束状的光（或热）;
🗣️ 情景例句
What did you tell Grandpa?
那你是如何对爷爷说的呢？
We tried in vain to make him change his mind.
我们试图使他改变他的主意，但白费力气。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想，知识的积累便开始了。