The hull of a boat or tank is the main body of it.
例句
The hull had suffered extensive damage to the starboard side.船体右舷遭到重创。
N-COUNT
（草莓等浆果的）花萼
The hull of a soft fruit such as a strawberry is the stalk and ring of leaves at the base.
VERB
除去（草莓等浆果）的花萼
If you hull soft fruit such as strawberries, you remove the hulls.
例句
Wash and hull the strawberries.洗一下草莓，并摘掉花萼。
英汉词典释义
n.
船体, 船身
The outer surface of ship’s hull is very hard.船体的外表面非常坚硬。
vt.
去(谷物、豆等的)壳,剥去（豌豆、大豆等的）外壳,摘掉（草莓的）花萼
Rice is gathered, cleaned and hulled before being sold.稻子先收割, 弄干净, 去壳, 才出售。Three hours later we are back in the kitchen hulling a heaping buggyload of windfall pecans.三小时后我们回到了厨房，开始给那满满一车风吹自落的山核桃去核。
英英词典释义
Noun
1. dry outer covering of a fruit or seed or nut
2. persistent enlarged calyx at base of e.g. a strawberry or raspberry