只要轻触按钮，就能轻松读取时间：前两列显示时；第一列每盏亮灯表示五个小时，第二列每盏亮灯表示一个小时。
The time can be read easily with a touch of the button. The first two columns show hours; in column 1 each light equals 5 hours, in column 2 each light equals 1 hour.
其腹面口区具二环围口纤毛列及一口前纤毛列；背面具一列背刚毛；腹面纤毛列的数目可发生较大变动。
There are two circumoral ciliarvrows and a preoral ciliary row on the buccal region and a dorsal row of bristles.
应用推荐