n. the tube of a tobacco pipe
v. grow out of, have roots in, originate in
v. cause to point inward
v. stop the flow of a liquid
n. 茎, 干, 柄, 船首, 血统, 堵塞物
vt. 摘掉茎, 装柄于, 阻止, 堵住, 逆行
vi. 堵住, 逆行
1. The flower has a long green stem.
这朵花有一个长长的绿色茎。
2. Please stem the flow of water before fixing the pipe.
在修理水管之前，请先阻止水流。
3. She decided to stem her spending to save money for a vacation.
她决定控制开支，以便攒钱去度假。