grain
B1高频 NGSL-3英 /ɡreɪn/美 /ɡreɪn/
释义
noun
谷物；颗粒
the small hard seeds of food plants such as wheat, rice, etc.; a single seed of such a plant
“Russia sold 12 million tons of grain abroad last year.”
在真实视频里记住 grain
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