n. a base hit on which the batter stops safely at first base
v. hit a single
a. used of flowers having usually only one row or whorl of petals
a. existing alone or consisting of one entity or part or aspect or individual
a. 单身的, 单程的, 单一的, 个别的, 孤独的, 专一的
n. 一个, 单打, 单程票
vt. 选出
vi. 击出一垒打
[计] 单精度型