Traditional houses are built of stone and mud, but straw is far more resilient, says California engineer Darcey Donovan, and warmer in winter to boot.
传统房屋的建筑材料是石头和泥土，但稻草更富有弹性，在冬季更能保暖，加利福尼亚州的工程师达西·多诺万如是说。
You're listening to research engineer Bill Stone of Stone Aerospace.
您听到的是对斯通宇航公司的研究工程师比尔·斯通的采访。
Take an engineer who runs a quarrying firm in Tamil Nadu, providing stone for sands, grits and gravels used in everything from houses to roads.
有位工程师在泰米尔那德邦经营着一家采石场，开采石头用作道路、房屋建造中使用的沙子石子的原料。
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