单词：sections
n a very thin slice (of tissue or mineral or other substance) for examination under a microscope
n a distinct region or subdivision of a territorial or political area or community or group of people
n one of several parts or pieces that fit with others to constitute a whole object
n a small team of policemen working as part of a police platoon
n one of the portions into which something is regarded as divided and which together constitute a whole
n a land unit equal to 1 square mile
n (geometry) the area created by a plane cutting through a solid
n a small class of students who are part of a larger course but are taught separately
n a division of an orchestra containing all instruments of the same class
n a small army unit usually having a special function
n a specialized division of a large organization
n a segment of a citrus fruit
n the cutting of or into body tissues or organs (especially by a surgeon as part of an operation)
v divide into segments
sections的用法和样例：
例句
- Mental Metal sheets that have raised sections will work very well.带有凸状零件的金属板效果更好。
- Working with engineers, develops and optimizes part shapes and sections to withstand applied loadings.和工程师一起工作，发展和优化零件的形状和截面使其能够承受应用负荷。
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