战龙四驱车 Scorched Pursuit
恐龙四人组 Dinofour
蓝龙四门轿车 KLAT
马龙四重影 Four Marlons
战龙四驱小游戏 dragon fire scorched pursuit
亚洲四小龙 Four Asian Tigers ; Four Little Dragons ; Asian Tigers
第3窟浮塑四龙藻井 Mogao Cave 3: Caisson with Four Embossed Dragons
新宝龙四色油墨 NCP CRAGON-FC
第16窟浮塑团凤四龙藻井 Mogao Cave 16: Caisson with Embossed Coiled Phoenix and Four-Dragon Patterns
四川龙属 Szechuanosaurus
上龙用四根桨状的四肢推动它庞大的身体在水里游来游去，轻而易举地就能掠食形似海豚的鱼龙。
Using four paddle-like limbs to propel its bulky body through the water, the pliosaur made easy work of passing prey such as dolphin-like ichthyosaurs.
翼龙的每个前肢都有一根长长的第四指，支撑着像翅膀一样的膜。
In pterosaurs a greatly elongated fourth finger of each forelimb supported a wing-like membrane.
57英尺长，9吨重，棘龙在大约1亿年前的白垩纪早期就开始四处活动。
Fifty-seven feet long and up to nine tons, spinosaurus started poking his head around the early Cretaceous some 100 million years ago.
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