这些影响都不是很大，但这项研究推翻了移民从本地人那里偷走工作机会或拉低他们工资的说法。
None of these effects was large, but the study undermines the claim that immigrants steal jobs from natives or drag down their wages.
我从来不吓唬他或拉它的小尾巴。
不要大声喊叫或拉缰绳过猛以防止马儿惊吓而抬起背部。
Don't yell instructions or pull strongly on the REINS, as this may cause your horse to rear back.
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