The engineer tested the bridge's foundation to ensure the ground beneath it was firm enough to support the structure.
工程师测试了桥梁的地基，以确保其下的地面足够坚固以支撑结构。
The economist's argument unfolds through a series of simplified hypothetical firms, each one adding a single new variable—labor cost, then automation level, then regulatory compliance cost—to isolate how each factor individually affects a firm's hiring decisions.
From a Text Structure and Purpose question · Craft and Structure
Economist Louis Bergman contends that tariffs on imported steel raise costs for domestic industries that use steel as a raw material, such as automakers and construction firms, potentially eliminating more jobs downstream than the tariffs protect upstream.
From a Cross-Text Connections question · Craft and Structure
Which choice best defines “firm”?
B — Strong, solid; n. business. “firm” means strong, solid; n. business.
Which word means “strong, solid; n. business”?
D — firm. “firm” means strong, solid; n. business.
firm — strong, solid; n. business. In Chinese: 坚固的，公司.
firm is pronounced /fɜːrm/.
The engineer tested the bridge's foundation to ensure the ground beneath it was firm enough to support the structure. (工程师测试了桥梁的地基，以确保其下的地面足够坚固以支撑结构。)
solid, hard, rigid — all close in meaning to firm (strong, solid; n. business).
soft, flexible — each the opposite of firm (strong, solid; n. business).
Yes. firm is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
firm(steadfast, company)