Black-knobbed map turtle 黑瘤地图龟 ; 黑瘤龟
Knobbed Cylinder 插座圆柱体 ; 圆柱体插座 ; 圆柱体插柱
Black-Knobbed Sawback 黑瘤地图龟
Red-knobbed Coot 凤头瓣蹼鸡
knobbed claw 端球爪
Southern Black-Knobbed Sawback 南部黑瘤地图龟
red-knobbed pigeon 红疣皇鸠
Knobbed Sawback 北部黑瘤地图龟
N-COUNT A knob is a round handle on a door or drawer which you use in order to open or close it. 球形把手
He turned the knob and pushed against the door.
他转动门把手，推了那扇门。
N-COUNT A knob is a round switch on a piece of machinery or equipment. 旋钮
...the volume knob.
…音量旋钮。
Any of various insects of the order Lepidoptera, characteristically having slender bodies, knobbed antennae, and four broad, usually colorful wings.
蝴蝶多种鳞翅目类昆虫，特征为身体细长，触须突出，有四个通常是彩色的宽大的翅。
They also reputedly need pristine water quality & are prone to shell problems if such is not maintained (Cagles & Black-knobbed are reputed to be bad about this;
据说，地图龟还需要原生态的水质，否则甲容易出现问题（就是我们俗称的烂甲，译者注）。
Room service: A red-knobbed hornbill arrives with breakfast, which he will regurgitate for his roughly three-month-old chick safely inside a nest hole in an Alstonia tree.
一只长有红色盔突的雄犀鸟带着早餐翩然而至。 雄犀鸟将会把食物反刍给它大约3个月大的雏鸟，雏鸟安全地在一棵鸡骨常山属树木的巢穴里。
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