Crack extension force
[化] 裂纹扩展力
🧩 词语组成解析
crack
[kræk]
vt. 破裂，打开;（使…）开裂;说（笑话）;开瓶;
vi. 断裂，折断;碎裂声，爆裂声;镜子破裂了;失去控制，衰退;
n. 裂缝;试图;缝隙;（可听到响声的）重击;
adj. 训练有素的;技艺高超的;优秀的;一流的;
force
[fɔ:s]
n. 力;武力;（社会）势力;魄力;
vt. 强迫;强行;促使，推动;强奸;
🗣️ 情景例句
I did make a difference in town.
我确实在镇上发挥了影响力。
That which is evil is soon learnt.
恶行易学。
Happy birthday! he said. Here's your present.
“生日快乐！”他说，“这是给你的礼物。”