noun 下载 🔗分享 鲬鱼， Platycephalidae科鱼类 Any fish in the Platycephalidae family. Examples : "The fisherman caught a flathead while fishing in the river. " 那个渔夫在河里钓鱼时，钓到了一条鲬鱼。 fish animal 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 沉头螺钉 (plural only "flatheads") A type of screw or bolt designed to fit in a countersink so that it sits flush with a surface. Examples : "The carpenter used flatheads to attach the hinges to the door, so they wouldn't stick out. " 木匠用沉头螺钉将合页安装到门上，这样它们就不会凸出来了。 technical item machine 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 平头发动机 (plural only "flatheads") A type of engine that has the valves placed in the engine block beside the piston, instead of in the cylinder head, as in an overhead valve engine. Examples : "My grandfather loves restoring old cars, especially those with flatheads because they're simpler to work on than modern engines. " 我的爷爷喜欢修复老式汽车，尤其是那些使用平头发动机的，因为它们比现代发动机更容易修理。 technical machine vehicle technology industry 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 扁头鲶鱼，叉尾鲶。 A large freshwater catfish native to North America, Pylodictis olivaris. Examples : "My uncle loves to fish for flathead in the river, and he says they can grow to be very large. " 我叔叔喜欢在河里钓扁头鲶鱼 (biǎn tóu nián yú)，他说这种鱼能长得非常大。 fish animal biology nature 与AI对话词汇游戏阅读练习
