卡钳,金属的直尺,卷尺,曲尺,中心冲,感觉测点作记号钢笔。
Venier caliper, metallic ruler, measuring tape, square, center punch, felt point marker pen.
科学家们给每个百合的花瓣用点做了记号,主要的或中心纹理也做了记号。
The scientists marked a lily bud with dots along each petal 's edge and "midrib" or central vein.
这些词的共同的中心意思是。在…上作能识别的记号。
The central meaning Shared by these verbs is. To place a mark of identification on.
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