The lancet (1) further has a sealing section (5) which is formed in the hollow member (3) for air-tightly enclosing the puncture needle (41).
柳叶刀（1） 还包括封闭部（5），其用于密闭收容设置于中空部件（3）中的穿刺针（41）。
2
Tightly sealed to prevent air leaks, the house was equipped with small double-paned windows and several other energy-saving features.
为了严格密封，防止空气泄漏，房子配备了小型双层玻璃窗户和其他几种节能的设备。
3
In the tightly sealed structure, scientists adjust soil moisture and water tension as well as air temperature and humidity to mimic the conditions that rice would face during droughts.