We've taken on our full complement of new trainees.我们招收的新学员已经满额了.Trainees go through a four-hour lesson before they are let loose on the controls.受训人员须上4小时的课才能自由进行操作。The trainees were put through an assault course.受...
Fruit ovoid, 2 - 2.5 cm long, persistent calyx 1 - 1.3 cm long.果卵形, 长2-2.5厘米,宿萼长1-1.3厘米.Calyx 5 - parted almost to base.花萼5裂至近基部.Calyx encloses an unopened flower bud.花萼围绕在花瓣外层的一圈....