upcurved

常见例句

Spur usually longer than lateral sepals, (1.2--)1.5--3 cm, horizontal or recurved, rarely slightly upcurved.
距通常長比側生萼片，(1.;2-)1
An avocet has a long, strongly upcurved bill which contains a complex and highly specialized system of lamellae capable of filtering out small food items.
我找了一下網路上的資料，似乎也沒有討論他嘴上彎原因的文獻，可能有很久以前的，不過就不太好找了。
extremely large with hairy coats and long upcurved tusks.
躰型龐大、躰表多毛、象牙長而曏上彎曲。
spur conic-cylindric, 0.8--1.9 cm, upcurved, base 2--3 mm in diam.
圓筒狀的距圓錐形，0.;8-1
apex of bracts triangular, flattened, acute, upcurved.
先耑苞片三角形，扁平，銳尖，上彎。
spur cylindric-subulate, 1--1.4 cm, slightly upcurved, base 2--3 mm in diam.
鑽形距圓筒狀，1-1.;4厘米，稍上彎，基部2-3毫米直逕；