lower case是什么意思

双语用例

• Upper-case letters designate the permanent dentition, while lower-case letters identify deciduous teeth.

• Segments of high similarity are in upper-case letters and segments of low similarity are in lower-case letters.

• The child's attention was drawn to a poster on a nearby wall that showed the upper- and lower-case forms of each letter.

• The initial codon is indicated in bold capital letters and stop codons in bold lower-case letters.

• Throughout we use the summation convention for repeated lower-case indices; we use an explicit summation sign where needed for summing over non-indices.

• Unknown to the students, the target words were preceded by a tachistoscopically presented, lower-case prime (presented too shortly to be visible).

• The target and test word, both in lower-case letters, remained on the screen until the subject responded.

• A simple program to create a copy of a file, with all lower-case characters translated to upper-case.